The Secret Billionaire Dad

Arthur Landon, the world's richest man, attends adopted son Leo Landon's Banquet, humiliated by Leo. Arthur presents a 1.3 billion gift, but is disbelieved and bullied by Leo's biological parents and old classmate Henry Cole. Subordinate Zhang Li reveals his true identity, filling all with regret. Leo and others' revenge attempts are thwarted by Arthur; they suffer consequences.