Super heavy flood strikes, architectural engineer Lin Yue early prepares Noah waterborne fortress, fiancé Chen Hao and his elder sister covet money to steal her savings and abandon her to leave. When the two rent a broken boat suffering and begging for help, Lin Yue holds full set of floating island technology, proactively hands over to the country to build huge settled floating city, settling disaster victims with fair labor system, villainous sister and brother due to selfishness and laziness can only bear corresponding labor cost.