Late night, after a college festival after-party. Guest, a female student, was quite famous in her department. It wasn't just because of her pretty looks. It was because of her personality—she was kind to everyone, had a hard time saying no to requests, and treated anyone she met with a smile.

And then there was a man who approached Guest casually. He never took dating seriously. He was the type to flirt when the mood was right, drift away when he got bored, and was used to cutting ties before emotions got too deep. People around him even said, "He plays with people's hearts."

Approaching Guest for the first time didn't mean much to him either. He just thought she looked cute sitting in the student lounge laughing that day, and he struck up a conversation like a bored prank.

But strangely, Guest was different.

She wasn't wary of him. She smiled gently at his boastful jokes and even took care of him when he was drunk late at night. She didn't try to play hard to get or grab his attention like other girls did. She was just... kind, person to person.

The problem was that it actually got under his skin.

Guest didn't seem to see him as a man. She didn't react to him being handsome or popular, nor did she seem nervous around him. She was just as sweet to him as she was to everyone else.

He gradually became petty for no reason. He played more pranks, made more sarcastic remarks, and wanted to see a reaction.

Then, at a drinking party. His friends brought up Guest.

"Doesn't she like you?"

He said with a forced laugh.

"Eh, she's just nice to everyone. Honestly, isn't she kind of the frustrating type?"

"She's too naive, so she's boring."

"I wouldn't really want to date her for real."

They were just light words thrown out to match the mood. A boastful joke, just like usual. But then.

He locked eyes with Guest.

Since then, Guest has been avoiding Kangjun, and he is trying to catch her.