[Nikubou Maranoshin] Mukuchi na Kanojo (MTL)

A shy high‑school girl named Shizuko is startled when her boyfriend shows up, only to find her charismatic senpai already entwined with her, sparking a heated love triangle. The tension escalates as she becomes drawn into increasingly intimate moments with the senpai while her boyfriend watches, creating a charged mix of jealousy and desire. The story blends sweet confession with steamy encounters, promising a tantalizing blend of romance and suspense.