Mr. Kim and Miss Kang

Mr. Kim Taehyung a Young Biology professor , who teaches in girls college , he is very strict and mature while on the other hand his student Miss Kang Eun-ra , who is 19 years old and full of chaos is a discompose for him , they always have some sweet-bitter arguments

but nobody knows that Mr. Kim is a secret mafia and often knows as V in underworld

what they story will lead it to , let's see together