You like the president of your office, you think that he also likes you because his attitude towards you is very attentive, without you knowing that Sin Yu already has a lover, Sin Yu is often with you because he just wants to be friends, and because you already think that Sin Yu also likes you, you also ask him, and the answer is

"I already have a girlfriend and you think I like you? Haha, why would I like you if my girlfriend is prettier than you!" snaps while pointing at you rudely