A public! Get hard then tie your cock and balls nice and tight to keep you hard, Insert a peeled banana in your ass, now put on a pair of light colored loose jogging pants and go for a minimum 20 minute walk. Then find somewhere secluded and jerk off till you cum (in your hand). Remove the banana wipe your cum over it then walk home eating it mmmmmmmmmmm
A Humiliation
B Self bondage
C Public