School romance

Lee Jae Won, an 18-year-old student, starts to feel awkward towards a classmate of his, Han Ka Ram. Every time they meet, he feels nervous. Is it love, or..?

The loner kid who entered school a month late because he was sick became friends with the most popular boy in school!
But later on, he discovered that this heartthrob with a good reputation is actually not human?

Yu Le, forced into being a scapegoat, insults school heartthrob Gu Yan to repay a favor. Gu Yan, seeking revenge, initially targets Yu Le, but unexpectedly finds him increasingly appealing, complicating his original intentions.

"I have to know his name. It has to be today." A student volunteered to be a student guide and he aims for a perfect performance until one student ruined it by breaking all the school regulations when it comes to proper attire and conduct, moreover he never tells his student information and left the guide with a kiss?!
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One-sided love master Haeri has a confession success rate of 0%. Yechan accidentally witnesses the humiliating 19th confession scene. Haeri vowed never to like anyone again, but started having a crush on him again, and decided to get Yechan's help to prevent her 20th confession... Will this love be successful?

Ga-Ra 'Mad Dog' Kang is a violent troublemaker feared across the school. His only weakness: the intense love he holds for a key-ring figure of his favorite anime character, 'Aris Chan'. One fateful night, a girl appears before him looking just like her - is this fate? Could his beloved 'Aris Chan' have come to life specially for him?

Eun Sian, nicknamed Shanshan by her friend Hyunee, is popular among girls at school, but she's terrified of men due to her mother's protective nature. Yuri, the prettiest girl, confesses her feelings to Sian, who doesn't mind the attention until she realizes Yuri has a secret and wants her exclusively, pushing the boundaries to achieve it. (Note: Not a GL manhwa)

Her 10 years old phone turns into a human...
Ending was disappointing, but the story was fun to read ^^