Is Arini moe?

Strange atmosphere

Soobin: (passes by Yeonjun)
Yeonjun: What the fuck are you doing?
Subin: Yeah, what's up with TV?
Fed: Oh man, this is so annoying.
Arin: Hey, what are you guys doing?
Arin: Let's be friends
Soobin, Yeonjun: (glares at them both)
Arin: Oh my, you're not even a kid!!!!!!!!!!!!
Soobin, Yeonjun: Yes......

Subin's house
Soobin: OMG!!! Arin is mine!!!!!

Federal Reserve Bank

Yeonjun: Choi Soobin!!!!!!!! The child is mine!!!!!!!!!!