In 'My Sister is Tianzun,' follow the intriguing tale of a missing elder sister's return from the immortal world, transmigrating into a wealthy daughter's body. Discover the complex dynamics as the unrelated duo is misinterpreted as lovers, propelling Chen Ze into an extraordinary journey as an alternative son-in-law. This captivating urban life story encompasses themes of cultivation, modern-day challenges, male protagonist's growth from weakness to power, and elements of torture and transmigration.