My Amnesiac Billionaire

Laura Lawson's sons push her into a pond for 5 million yuan compensation. A man saves her, gets amnesia; Laura names him Zack. Zack is Landon Lancaster, a Chairman whose father left Laura shares. Landon fakes amnesia, suspecting Laura is his father's illegitimate daughter. Sons threaten her again. Landon reveals identity; Laura joins his family. Laura discovers Landon faked amnesia and leaves. Landon becomes 'Zack' to win her back. Happy ending.