System: From the Start, My Sister-in-Law Knocked on My Door and Said She Needed Me

After being found by his birth family from the start, Fang Yang learned that he was actually the second son of one of China's most renowned merchant families! He went from construction worker to wealthy young master, and before he could even take it all in, he activated a No Secrets System? On Fang Yang's first night officially moving into his family home... His stunning sister-in-law knocked on his door and said, “Something urgent came up. I wanted to have a little heart-to-heart with you...” Also known as: “Little brother-in-law, open up! It's your sister-in-law~” [Multiple heroines + System + tycoon + campus belle + mature beauty + female CEO]