My Rich Younger Sister Came Looking for Family, Exposing My Billionaire Identity

Shen Fei gets bound to a sign-in System. All he has to do is sign in to receive all kinds of rewards.

Ding! Congratulations, Host, your sign-in was successful. You are rewarded with the authentic original painting Spring Trees and Autumn Frost!

Ding! Congratulations, Host, your sign-in was successful. You are rewarded with a 13% stake in Ayun Culture!

With the help of the sign-in System, Shen Fei acquires countless famous paintings from China and abroad!

But because of the System, Shen Fei has never revealed just how rich he is.

He never expected that he would also have a billionaire younger sister.

His billionaire sister thinks he's broke.

But one day, she discovers something unbelievable!

"My brother is actually the richest man in the world?"

This novel and its characters are entirely fictional. Any resemblance to actual persons or events is purely coincidental. Do not imitate.