cum in penis
Used when a penis (or tentacle) cums into another penis, usually accompanied with penis_in_penis. Technically this could be the same character if they have a multi_penis or tentacles. If it's simply a character's own cum then cumshot, cum_drip or cum_on_penis may be more appropriate.
The following tags are aliased to this tag: cum_in_cock (learn more).
This tag implicates cum_inside, penis (learn more).