compose a story in which NAME_1 and his girlfriend are kept in the basement, one day the attackers undress NAME_2 and NAME_1. the attackers are touching NAME_2's naked big breasts, when NAME_1 sees how the attackers grope NAME_2 his penis becomes hard and ready, NAME_2 sees that NAME_1 is aroused. the attackers laugh at NAME_1 that he gets excited when someone gropes his girlfriend.