Seraph Ascent Chapter 3: Route D: Pages 15-19 (Pixiv Fanbox)

It seems like Espen might know, but he's quickly gagged with a tentacle... And as a punishment for Ilya's failure, his cock is coiled and squeezed by a tentacle! If only Ilya could do something, but Espen is caught in a difficult position... With all of the tentacles wrapped around him, things might get worse if a battle was initiated now... So it seems the riddle game must continue...