Yuusuke has finally earned the keys to paradise! With a brand-new apartment and a bevy of beautiful neighbors, things are bound to get interesting in time. But what if this busy, happy house suddenly turns into the hottest harem on the block? Hard Temptation piles on pleasure after pleasure with a gorgeous cast of naughty next-door ladies and the luckiest young man on the planet! How can a guy feel bad about cheating when his partners are this incredible? But will regret finally find a way to spoil the all-night party?