[Transmigration, an all-male world, turning a straight man gay, a playboy reforming, and a cunning, scheming emperor gong with a proud, unruly straight man shou.
In his previous life, he was straight and deceived a young man for his own selfish reasons. While repenting at a temple, he suffered retribution: his soul transmigrated to an all-male world, where he became a male consort.