Joo-A wakes up and blames her mom for not waking her up. Her mom is cooking. She packs her stuff and runs out of her house. She calls the bus when she runs. The bus stops. She gets on the bus. She has a seat and calls someone. They promise to have lunch together.

The bus stops. Joo-A’s lipstick drops. The guy Moon Joon picks it up. He returns the lipstick to her. She gives her cake to him. He accepts her cake. She smiles. She gets off the bus. She tries to open the water bottle. But the water wets her clothes.

Moon Joon hands over his handkerchief to Joo-A. He tries to leave. She stops him and tells him that she wants to return the handkerchief to him. He rejects it and takes out of cake from his pocket. He walks away. She smiles when she sees him off.

Min-Ho calls Joo-A from her back. It startles her. She blames him for his late. She takes over the food from him. He notes that her clothes are wet. Ji-Min takes care of her hair when she stands in front of the mirror. She smiles after she got a message from her boyfriend.

Ha-Neul is waiting for the bus at the bus stop. He texts his girlfriend that he will pick her up. Ji-Min joins him. She offers to take a cab together. He agrees to it. The driver asks Ji-Min and Ha-Neul if they’re couple when he drives. Ji-Min admits it. She explains to Ha-Neul that the drivers don’t like carpooling.

Ha-Neul takes a look at his wallet. He finds out that there’s no cash inside. He gives the coupon to Ji-Min. He gets off the cab and walks away. She finds out that his boyfriend is waiting for her. She’s happy to run to him. He catches the chance to hug her. They hold hands and walk away.

Joo-A eats with Min-Ho. She leaks that Moon Joon handed over his handkerchief to her when her clothes are wet. But he believes Moon Joon intended to do that. She tells him that she has feelings for Moon Joon. She smells the clothes she wears that belongs to him. She likes the smell. She’s close to him. It startles him.

Ji-Min gets a call from someone when she walks Ha-Neul. She doesn’t pick up the phone. He tells her to pick it up when her father calls her again. He reveals he doesn’t feel sad for his father’s death anymore. She agrees to it. He takes a photo of her.

Joo-A is taking class. She sees Moon Joon who stays with a beautiful girl Yang-Hee. Moon Joon calls Min-Ho after the class. He introduces Yang-Hee to Min-Ho. Moon Joon takes a look at Joo-A. He recognizes her and thinks her name is beautiful. She’s shy.

Ha-Neul gets a call from someone. He leaves the restaurant. Ro-Sa follows him. Joo-A takes a look at Ha-Neul. She recognizes him. Ha-Neul drags Ro-Sa to him before the motorcycle hits her. Ji-Min sees it.

Ji-Min walks to Ha-Neul. She introduces him as her boyfriend to Ro-Sa. She takes him away. She walks him on the kiss road. She worries that he will dump her because she told him that she loves him first.

Ha-Neul tells Ji-Min not to worry about it. He takes a photo of her. He kisses her when she closes her eyes. It makes her open her eyes. She smiles when she stares at him. He kisses her again. Joo-A takes a look at Moon Joon’s photos. She’s interested in Yang-Hee.

Min-Ho and Ha-Neul walk into the room. They find out that Mok-Jin is folding his clothes. Mok-Jin tells his roommates that he’s good at folding. Ha-Neul leaks that his father passed away. Ji-Min believes that Joo-A has feelings to someone because she listened to the love music in the morning.

Joo-A admits it. She shows Moon Joon’s photos to Ji-Min and Bo-Young. Ji-Min tells Joo-A to ask the guy out. She leaves the room. Ha-Neul texts Ji-Min and tells her to wear clothes after she ran. She laughs and leaks that she loves Ha-Neul because he’s so warm. She tells Ro-Sa to help Ha-Neul after knowing they’re in same class.

Moon Joon asks Min-Ho to join his club. But Min-Ho tells Moon Joon to answer the 100 questions first. He reveals he does it for helping his friend. Mok-Jin meets with Bo-Young at the restaurant. He cleans the table before they eat. Ha-Neul finds out that there’s a man keeping liking Ji-Min’s photos.

Ha-Neul gets angry. Ji-Min shows up behind him. She laughs after she found out what he did. She thinks he did it because he worried that the man will take her away from him. She ties up her hair. He stares at her and tells her that she’s very beautiful. She’s shy.

Joo-A walks into the room. She tells Moon Joon that she wants to join his club. He agrees to it. She volunteers to clean the floor. Min-Ho asks Yang-Hee out. He wants to give the chance to Joo-A and Moon Joon. Yang-Hee agrees to it. She goes to the cafeteria with Min-Ho.

Min-Ho wipes the drinking can for Yang-Hee. She asks him about his mom. He leaks that his mom is dead. She feels sorry for asking him about it. Mok-Jin tells Ha-Neul that he wants to know her girlfriend’s roommate. Ha-Neul agrees to it after Mok-Jin showed the game to him.

Ha-Neul calls Ji-Min. He tells her that his roommates want to meet with her roommates. Ji-Min brings her roommates to the party. Mok-Jin is shocked after he saw Bo-Young because she gave him the hard time at the restaurant. Joo-A tells the people that she and Min-Ho are best friends. So they have a rule that they should only drink three glasses of wine.

Ha-Neul returns to the dormitory. He gets a message from Ro-Sa who wants to talk about Ji-Min with him. He goes to see her. He leaves after he met with her. Dear M shows that Ro-Sa hung the key ring on her bag.

Joo-A takes a look at Moon Joon’s photos when she eats hamburger. She wonders what kind of he likes. Min-Ho shows Joo-A’s eating photo to her. He tells her that Moon Joon likes the woman in the photo.

Min-Ho tries to send Joo-A’s photo to Moon Joon. Joo-A tells him that she will send his photo to Yang-Hee. He has to give up his plan. Ha-Neul walks Ji-Min. He tells her that he will spend his weekend in the lab. Ha-Neul remembers what Ro-Sa told him that someone threw Ji-Min’s clothes away.

Ha-Neul asks Ji-Min about it. But she denies. Joo-A tells the cafe owner that she likes someone. He mistakes that she likes him. He hands over the coffee to her. He tells her that he likes her as well. Ha-Neul gets a message from someone who reminds him that it’s his parents’ wedding anniversary.

But Ha-Neul forgot it. He doesn’t know what to do. Ro-Sa volunteers to order a cake for him. She tells him to buy her a meal. He agrees to it. But he tells her that he wants to take Ji-Min. The three go to the restaurant to have meal. The waitress recognizes Ji-Min.

The waitress asks Ji-Min to have a group photo with her. Ji-Min agrees to it. The waitress hands over her phone to Ro-Sa. She asks her to take a group of them. Ro-Sa does it. The waitress runs away. Ro-Sa takes out her bag. Ji-Min recognizes the key ring.

Ro-Sa explains that the key ring is a friendship ring. She invites Ji-Min to come to her house. She tells her that she will cook for her. Ji-Min agrees to it. Ha-Neul walks out of the restaurant. He receives a cake photo from his mom.

Ji-Min sees the photo. Ha-Neul tells her that the photo was ordered by Ro-Sa. Ji-Min isn’t happy. Min-Joo is drunk to return home. She hands over the hamburger to Min-Ho. He eats up the hamburger. She falls asleep on the couch. Ji-Min sits with Ha-Neul on the bench. She lets him call his mom.

Ha-Neul calls his mom Jung-Im. He tells her that the cake was ordered by his friend. She tells him that she wishes his girlfriend to order the cake. He takes Ji-Min to the dormitory. She blames him for not telling her about the wedding anniversary.

Min-Ho is wearing the suit in front of the mirror. Min-Joo wonders why he wore a suit. He thinks he has to wear good clothes because it’s his first time to have meal with her boyfriend. She notes that his face is swollen. He blames her for letting him eat hamburger in the evening.

Min-Ho has lunch with Min-Joo and her boyfriend at the restaurant. He runs into Moon Joon and his father Taek-Geun. He greets Taek-Geun. Taek-Geun tells Moon Joon to study hard. He asks him what he’s doing in the school. Moon Joon leaks that he made an app.

Joo-A tells Moon Joon that she cannot go to the exhibition with him. He drops her. She holds the umbrella to run in the rain. Min-Ho walks out of the academic building. He finds out that it’s raining outside. He remembers his parents got killed on a rainy day.