Saenai Boku ga Kimi no Heya de Shiteiru Koto wo Kurasumeito wa Dare mo Shiranai - Vol. 2 Ch. 6

[harukuro]

Man what a little bitch. Threatening the MC just because the girl he likes is interested in someone else. Stop with the oneitus bs and go after someone else dude.

He's still a teenager and ignorant to the ways of the world, so he's bound to always make this kind of impulsive actions.