My Dad is the Richest Man

A man separated from his family as a child becomes an orphan and is adopted by the He family. He marries into the family but faces constant humiliation. While selling vegetables, he meets his biological father, but his mother-in-law misunderstands the situation. When he returns home to share the good news with his wife, he discovers her affair. He cuts ties with the He family and learns his father's true identity as a wealthy businessman. His father wants revenge against the He family, but the son stops him, choosing to succeed on his own merit. He meets a female lead and helps her escape an arranged marriage, earning her love but making enemies. Unknown to him, his father secretly buys the company where he works. On his first day, someone impersonates him, but he uses this to expose corruption in the company. When the female lead's family approaches him, he doesn't reveal his identity. Later, when his father's company faces revenge from enemies, he saves both the company and the female lead, winning her heart. Together, they choose to live quietly behind the scenes.