A retired old man was plotted against by his daughter-in-law and an outsider, dying in an accident, and accidentally transmigrated into the body of the useless rich second-generation Liu Huaiyu. Living a second life, his former daughter-in-law attempts to seduce Liu Huaiyu; Liu Huaiyu conceals his identity to help his son from his past life take revenge and brings the daughter-in-law to justice. With his vision and knowledge from his past life, Liu Huaiyu also helps the useless rich second-generation eliminate dissidents and seize the position of heir.