School

nologin

Student x teacher x student

Anaconda-kun is so great as a boyfriend. :D Cute, hot, sweet and lovely.

Older brother - sensei - loves his younger brother, eds up with diferent guy - a student at a school when he teaches. Theyounger brother come to love him as well, but sensei can't do it. He is in love with the other guy now.
Little family affair /that's what I love, ends up pretty well.