[Tiger] kocchi muite, onii-chan | Look this way, Onii-chan! (COMIC LO 2026-04) [msgkTL]

An innocent twintail sister, eager to show off her newly enlarged breasts, teases her brother in a fitting room, prompting him to touch her soft skin and explore her body with growing curiosity. Their playful banter turns into intimate moments where she moans and he reacts with both surprise and affection, their connection deepening as she leans into his hands. The story ends with a light‑hearted admonishment, leaving the sibling bond charged with lingering desire.