Keika was an ordinary Host company owner with outstanding looks and his body built is well maintained for a 35 years old man. Keika was long forgotten to dwell in youth games and should be in his time to find a partner to stay till grey and old. But one day he was summoned into another world with a few other heroes. But what if the Hero was a playboy Yakuza boss with his Harem? Will Keika stay with them or go on his own to find his life meaning in another world?