[Hikoma Hiroyuki] Itazura Sezu ni ha Irarenai [MTL]

When a timid schoolgirl is summoned to the classroom by a mysterious teacher, she finds herself locked in a heated, body‑focused clash with her confident older sister that erupts into a painful, invasive encounter. The tension escalates as the younger sister’s protests—'my stomach is so hot!'—are met with relentless pressure that squeezes and overwhelms her, turning reluctance into a bruising, intoxicating surrender. The story blends school‑yard drama with raw, lolicon‑styled intimacy, promising a thrilling, forbidden encounter that leaves both characters breathless and yearning for more.