Teppuu - Vol. 4 Ch. 15 - Picking On Someone Is Childish.

[MangaDex]

 

[Writerfromanotherstar]

I'm going to pummel her brother

 

[shrinkydinky]

Jesus Christ dude. What the hell, no wonder her personality got all twisted.

 

[Tothelimit]

Both Ishidou siblings need a therapist smh

 

[Painasbread]

Wow, she really crushed her opponent, huh?! Imo it wouldn't have been that bad, had the losing side surrendered... The girl wasn't even spirited to fight anymore, she was all confused...

I don't really know if the teacher failed mc at this point, but it sure must hurt pretty bad when your student does this to someone you're also teaching.