Hidden Dragon Ye Chuan descends the mountain originally to call off an engagement, but stops in his tracks due to a cute baby calling him "Daddy". He chooses to be brave for a just cause, protects the weak, and joins hands with Shen Zhixia to investigate past events and uphold justice. Facing difficulties without flinching and misunderstandings with actions to prove his responsibility, the baby's innocence, Shen Zhixia's resilience, and Ye Chuan's protection gradually turn a temporary encounter into a warm home. In the end, the truth comes to light, the bad guys are brought to justice, and the family learns to trust and cherish each other.