I'm at Level 999 and I'm Bound by My Sisters.

Traveling through time with the LV999 full-level account attribute was thought to be the pinnacle of life. But at the beginning, he was bound by three sisters and was only given 3 days to live. Only by completing tasks related to your sister issued by the system can your lifespan be increased. Okay, this is a really frustrating start. Fortunately, each sister is cuter than the other. The eldest sister is cute and cute, the second sister is considerate, uh... Little sister, let's not mention it, since a certain task was to give her a bath, Emma and Ye Yun discovered a shocking secret... Is there a "little lotus just showing its sharp horns", Emma, ​​it smells so good. Okay, the introduction is weak and I can't edit it anymore. Please read the main text. This is a story about a top-level boss raising a younger sister. The point is... They are not biological siblings. The setting of the new book is a story about raising a younger sister. Although the protagonist is invincible, he still has to take his younger sister with him when he goes out alone. Finally, please support me. I, Emperor Ha Tian, am the Emperor of Liver, and my liver is updated seven or eight times a day, so I can't... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.