The Sect Master's Spy Sect

Kaelen travels to another world, becomes leader of the Dragon Seeking Sect on the old leader's deathbed. The old leader knew all in the sect are undercover agents: his four wives from Demon Sky, Jade Pool, Imperial Dynasty, Otherworld factions, seek the Heavenly Treasure controlling life and death. Kaelen binds the Peerless Sect Master System, uses shop items and strategies, pretends to hold the Heavenly Treasure to stir infighting among the four wives, and subdues them.