What should I do if I fall for my unemployed childhood friend living next door?

.... 13

Female Lead: That's a lie
Taesan: It's true.
Ugh... that bastard is so untrustworthy... he seduces people so rudely.
Female Lead: Get lost
Taesan: Shall I do it for you?
Female Lead:?
side,,..
Ah... fuck....
Female Lead:.......
Taesan: //You said you didn't do it..//
Female Lead: Aaaah my first kiss—ugh
Actually, I like it. It's just because I can't trust this bastard...
Taesan: So cute....
Female Lead: ㅗㅗㅗㅗ
Taesan: Then... shall we date? My Yeoju? Haha
Female Lead: Get lost
Taesan: I'm serious...
Female Lead: Really?
Taesan: No?
Female Lead: Damn it!
Ha... fuck... I thought it was real...
Ha... I guess I'm just not cut out for this...