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연애혁명
该剧改编自NaverWebtoon不倒的1位网漫《恋爱革命》，同时作为Kakao揭幕作，通过主人公具体讲述了10代青少年们的文化，其中朴志训饰演的主人公则是拥有世上全部可爱的生命体。
On the first day of school, high school freshman Joo-young falls deeply in love at first sight with the pretty but aloof Ja-rim and thinks they are destined for one another.
Joo-young surprises Ja-rim with loads of lollipops on White Day. Ja-rim gets annoyed as Joo-young keeps on following her and asking for her number.
Joo-young, Kyung-woo and Byung-hoon prepare for a dance number at the school retreat talent show. When students arrive at the retreat's venue, Joo-young suddenly goes missing.
Joo-young publicly confesses to Ja-rim at the talent show.
Joo-young overhears Ja-rim telling her friends she went along with Joo-young's public confession because she pitied him. Hurt by her words, Joo-young keeps on whining to his friends not to pity him.
Joo-young decides to formally confess to Ja-rim and ask her to be his girlfriend on Rose Day. A female senior tries to stop Joo-young from going out with Ja-rim.
Joo-young is in ecstasy when Ja-rim finally accepts him as her boyfriend, but she remains as cold as before. Ja-rim flat out rejects Joo-young's date plans and reminds him of their upcoming exams.
Joo-young manages to get angry at Ja-rim and complains for being treated so badly.
Kyung-woo's friends discover that he is working in a café and is popular among female customers. They pay him a visit one day, unknowing that it is Byung-hoon's birthday. Byung-hoon innocently assumes they are preparing a surprise for him.
Joo-young, Ja-rim and their friends go on a trip to Byung-hoon's countryside home. When they get thirsty while harvesting chilies, Joo-young goes to fetch water but returns drunk after not being able to stop himself from drinking alcohol.
Before going home, Joo-young, Ja-rim and their friends clean Byung-hoon's grandparents' house and have fun for the last time. Ja-rim tries to make hangover soup for Joo-young.
Joo-young goes out for a date with Ja-rim, who is unknowing that it is Joo-young's birthday.
Joo-young asks Ja-rim to cheer for him in a recreational basketball match with Jung-woo. Ja-rim meets Jung-woo and runs away in surprise. A misunderstanding ensues and Ja-rim finds it hard to explain to Joo-young the truth of her past with Jung-woo.
Joo-young receives a call from Min-ji. The day after, Joo-young goes to play basketball with Jung-woo in casual attire and behaving strangely.
Joo-young has an upcoming weekend date with Ja-rim but he discovers that his allowance is running out.
In the school festival, Class 1-3 becomes a customer magnet with their café and picture taking with the most famous students of their class, Kyung-woo and Ja-rim. Byung-hoon, Joo-young and their classmates carries out a hilarious plan to steal Class 1-3's customers and save Class 1-2's face.
After an encounter with middle school acquaintances, Kyung-woo suddenly goes missing for two days. He returns to school but has become hostile to Joo-young. To find out what could have happened to him, Joo-young and the remaining friends talk about Kyung-woo and Joo-young's middle school past.
Kyung-woo realizes he mistakenly thought Joo-young betrayed him by spilling the truth of his long bangs. He reflects on their friendship and apologizes to him.
Ja-rim accidentally sees Joo-young naked. Joo-young becomes embarrassed and stays away from Ja-rim. Kyung-woo starts having feelings for Ja-rim but he goes to hang out with Ye-seul instead.
Class 1-3 remains in last place during exams because of Kyung-woo's low scores owing to his laziness in studying. Kyung-woo's friends and the entire Class 1-3 force him to study in order to save the class' face.
