penetration_while_penetrated
When a male or futanari involved in act of intercourse, while being anally (or vaginally, in the case of futanari) penetrated by either an object or a body part.
See also
Aliases: none
When a male or futanari involved in act of intercourse, while being anally (or vaginally, in the case of futanari) penetrated by either an object or a body part.