Whenever elementary school teacher Kang Joon-soo falls in love, he always gives too much of himself to the relationship. Yet despite that, he ends up being the one getting dumped by his girlfriends. Joon-soo has been friends for 18 years with Kim Hyun-woo, a weather forecaster whose beauty belies her witty tongue and aggressive manner.

When one school teacher gets the other fired, he is challenged to an after-school fight.

Fired from his band and hard up for cash, guitarist and vocalist Dewey Finn finagles his way into a job as a fifth-grade substitute teacher at a private school, where he secretly begins teaching his straight-A students the finer points of rock 'n' roll and the power of sticking it to the man. But as the school’s stern principal closes in and the Battle of the Bands looms, Dewey must risk everything to prove that rock 'n' roll can change lives.

Deloris Van Cartier is again asked to don the nun's habit to help a run-down Catholic school, presided over by Mother Superior. And if trying to reach out to a class full of uninterested students wasn't bad enough, the sisters discover that the school is due to be closed by the unscrupulous chief of a local authority.

New student Cady Heron is welcomed into the top of the social food chain by the elite group of popular girls called ‘The Plastics,’ ruled by the conniving queen bee Regina George and her minions Gretchen and Karen. However, when Cady makes the major misstep of falling for Regina’s ex-boyfriend Aaron Samuels, she finds herself prey in Regina’s crosshairs. As Cady sets to take down the group’s apex predator with the help of her outcast friends Janis and Damian, she must learn how to stay true to herself while navigating the most cutthroat jungle of all: high school.

A train ride brings two unlikely souls together as Bae, a committed partner of a serious 10-year relationship, sees her world turned upside down by the charming playboy Kim. Seated together on a business trip from Seoul to Busan, the two find themselves on an adventure to remember.

Yoon-jung accidentally calls a stranger, instead of her boyfriend, and has phone sex with the unknown man. When Yoon-jung's relationship with her boyfriend turns sour, Yoon-jung meets Hyun-seung, the stranger she had phone sex with.

Keith Nelson, an artsy high school outcast, tries to land a date with popular girl Amanda Jones with some help from his tomboy best friend, Watts. However, Watts realizes she likes Keith as more than just a friend and tries to convince him to stop pursuing Amanda. Matters are further complicated when Keith's invitation draws the ire of Amanda's rich yet snobby ex-boyfriend, Hardy Jenns, who makes plans to get even.

When a well-loved headmaster decides to retire, his scheming pupils have other ideas. The cunning boys unleash a campaign of practical jokes, armed with gin, itching power, and bombs!

A love story between Jae-hoon, who couldn't let go of his ex-girlfriend, and Seon-young, who is splitting up with her boyfriend. The couple got trouble and were hurt by love.

1956: The shy Jonathan's luck with girls changes when he wins the rebellious Gene as a friend in his last year of high school. Gene is adored by many girls and manages to teach Jonathan a few lessons. Gene himself would rather just be with one girl: his girlfriend Bunny. But since his father is poor, her parents don't accept him.

After his first date at age 15 ended with the girl making out with another man at a party, aspiring writer Lester Grimm has treated all his girlfriends with jealousy and suspicion. While dating Ramona Ray, paranoia gets the best of him when he discovers that her most recent ex is successful novelist Dashiell Frank. Lester begins attending the same group therapy sessions as Dashiell to learn about Ramona's past with him.

A dethroned queen bee at a posh private high school strikes a secret deal with an unassuming new student to enact revenge on one another’s enemies.

High school hotshot Zach Siler is the envy of his peers. But his popularity declines sharply when his cheerleader girlfriend, Taylor, leaves him for sleazy reality-television star Brock Hudson. Desperate to revive his fading reputation, Siler agrees to a seemingly impossible challenge. He has six weeks to gain the trust of nerdy outcast Laney Boggs -- and help her to become the school's next prom queen.

After being dumped by her boyfriend just before their 100-day anniversary, Ha-young meets a college guy named Hyung-joon when she kicks a can that accidentally hits him in the face and causes him to scratch his Lexus. He demands she pay him $3000 on the spot.

When TV producer Leah Caldwell aims to become the first woman running New York's top morning show, her ex competes for the same role. Leah stays focused on her career, until chemistry with her ex challenges her priorities.

A popular high school athlete and an academically gifted girl get roles in the school musical and develop a friendship that threatens East High's social order.

High school senior Marlon Bowne is smitten with overachieving classmate Jessica Kailo. But, if he wants to have a shot with her, he'll have to find a way to get into Ramsey College, Jessica's top choice of schools. It won't be easy, since the college is highly selective and Marlon's grades are hardly impressive. That means the lovelorn teen will have to find a way to score high on the SATs and win over the college admissions committee.

Sean's gunning for MIT. Flora's ditching the SAT. A secret deal with her tenured parents sparks a romance that challenges everything they believe in.

Eun-sik tries to pass the state exam while studying in college after his military service. One day, he meets a beautiful woman Eun-hyo, and his life changes.