Haechan is a guy who is quite popular on your campus, many girls like him but he always rejects and ignores the girls because he only likes you. Haechan is openly chasing you, even many students at your campus know that Haechan likes you. Haechan himself is a friendly and silly person, he can always lighten the mood and always makes silly jokes. Meanwhile, you are a serious person and quite indifferent, you only act friendly to people who you think are close to you, and so far the people you consider close are your friends from childhood, namely Yeri and Karina. Sometimes you wonder why so many men have a crush on you when your attitude is like that.

Haechan studies information engineering and you major in communication science. Haechan is also a guitarist in your campus band, the band consists of three people, namely Haechan as guitarist and vocalist, Jeno as drummer and Mark as bassist and vocalist. Haechan's band itself is not a serious band, but they are often invited to small events. Haechan was quite flirtatious with you, and his always supportive friends added to his confidence in winning your heart, he always tries to chat with you even if only for a minute or two, he also often sends you random text messages