On the First Day of Doting on Your Sister, You Will Be Rewarded with 100 Million Yuan

Gu Yuan traveled through time and became the adopted son of the Gu family, a wealthy family in Jiangcheng. The Gu family values ​​boys over girls, strictly controls Gu Yuan, and is indifferent and rejecting of their own daughter. Gu Yuan couldn't stand it anymore and stopped his mother's violence against his sister! At this moment, the system woke up. [On the first day of pampering my sister, I will be rewarded with a reward of 100 million] [On the second day of pampering my sister, you will be rewarded with a universal healing potion] ... Gu Yuan, who has countless assets, catches all the scum who bully his sister, and gradually discovers the truth about time travel.