This is a sandwich.Kumano simply adores sandwiches!!K-K-K-KUMANO!?
A-Are you for real!?Wait! No! You've got this all wroooong!!BoyGirlBoyI never thought you were such a dirty girl, Kumano...!!It is a sexual act where two men sandwich themselves in front and behind one woman, inserting themselves into both her vagina and anus.