Chan: So this is a 90° angle-
Hyunjin: Isn't it winter? How would it be 90 degrees?
Chan: No not the temperature-
Jisung: Because of global warming
Chan: Goddammit I give up trying to teach these kids

Chan: So this is a 90° angle-
Hyunjin: Isn't it winter? How would it be 90 degrees?
Chan: No not the temperature-
Jisung: Because of global warming
Chan: Goddammit I give up trying to teach these kids