JK to Inkou Kyoushi 5 ~Shakkin Shimai Hen~

In , developed by Blue Gale Light, you play a Japanese history teacher at a private school. One day, his loan shark uncle calls, revealing that the parents of two famously beautiful sisters—students at the school—have gone bankrupt. The uncle suggests selling the girls into the sex trade to clear their massive debt. Hearing this, the protagonist devises a plan: “I’ll take on that debt. But in exchange…” The thought of having the sisters at his mercy fills him with excitement. The older sister offers her body to protect her younger sister, while the younger sister does the same to save her older sister, leading to a twisted tale of power and sacrifice.