When a character has their entire head inside of an anal cavity. The head should be the only part of a character inserted for this tag to apply.

For partial insertion involving the snout or face, use snout fuck instead.

Not to be confused with

• face_in_ass
• living_buttplug - This is a tag for body modification, and buttplugs that resemble characters.

Related tags

• anal_vore - If it involves a character's own ass, also tag auto_vore.
• head_stuck
• living_insertion_play - Use if there are sexual connotations within the scene.

See also

• deep_rimming
• facesitting
• head_first
• head_insertion
• head_in_ass
• head_in_pussy
• nose_to_anus
• vore
• auto_vore
• auto_unbirth