The true young master of the Tang family, Tang Ning, was switched at birth by a nanny and endured twenty-five years of hardship in a psychiatric hospital. Fortunately, guided by a guardian spirit, he finds his way back to his family. Pretending to be insane, he lies low and carefully sets his plans in motion, confronting the impostor who has usurped his place and the family elders scheming for power. As he gradually uncovers the conspiracy behind the baby swap all those years ago and discovers the truth about his identity, he overcomes one scheme after another, successfully reclaims his rightful inheritance, and takes control of the vast Tang Group.