[he knew, intellectually, what knots are about. it was a hot idea.

the idea did nothing to prepare him for the absolutely devastating reality of it. the way she just keeps pumping him fuller and fuller as if she wasn't already so big inside him she can't possibly pull free. all this while he's coming, then while he's coming down from it-- there's no time to recover. no break between her knot punching orgasm out of him and feeling her come spill deeper and deeper out of sheer volume, until there's no deeper to go. it's not like she's fucking his ass, after all. vestigial reproductive organs or not, there's only so much space inside him, and still he's being flooded.

yeah, the overwhelmed sounds spilling from his lips are probably not entirely intentional.]