DLDSS-545 - Protecting the student led to her own downfall... The teacher's after-school nightmare

Naho, a righteous teacher, tries to save her student Kaho from bullies, only to become their target herself. Blackmailed with explicit videos, she sacrifices herself to protect Kaho, but soon finds herself—and eventually Kaho—sinking into a depraved cycle of pleasure as their playthings.