Pengenalan: Trapped youth Zhang Xiaobei holds the key to fate and swaps lives with top-tier heir Sheng Yuanzhou! Rising from desperation to fortune, he protects his family and hunts down the killer of his sister. In this mutual redemption between two boys, a 30-day countdown forces a brutal test of humanity. Together, they expose a grand conspiracy and exact hardcore revenge on the mastermind behind it all!