My Teacher, My Pet -Trapped in an All-Boys School-

Konomi starts her teaching career at a school with delinquents. Just when she thinks things are going well with her childhood friend's little brother Ryuhei and his classmates... she finds one of the female teachers sleeping with multiple students - at the same time. What's more, she finds out SHE'S their next target! Ryuhei leverages the situation to make Konomi do whatever he says...(Source: Renta!)