[Futamaro] Hatsujou Bishoujo no Midara na Mitsutsubo chapter 1 [Kuraudo]

Anxious over an unsettling email from a college girl named Kanonon, Onii-chan discovers his own stepsister soaking wet and naked in the shower, leading to an accidental and intensely intimate encounter where years of pent-up tension finally boil over. With her flushed, panting body pressed against him and his cum dripping from her face and belly, she tearfully confesses she's loved him ever since they were little. The forbidden chemistry between the sibling pair ignites into raw, unrestrained passion that neither can deny.