In his previous life, Jiang Chao was an avid fishing enthusiast. After drowning, he transmigrates into the body of a compulsive gambler who is about to abandon his elderly parents and widowed sister-in-law to flee alone. Village bully Pang Sihai arrives to collect the gambling debt. Jiang Chao fights back and secures a three-day extension. He heads to the seaside, where he unexpectedly saves a little silver fish and receives the Sea God's blessing. A contract mark appears on his palm, granting him the ability to communicate with marine creatures.