After Traveling Through Ancient Times, I'm a Bit Better

Ding ding—your system has been successfully activated! Ye Yuqing looked around with a question mark on her face. In just a blink of an eye, how did she end up in a strange place? "What the hell is this place?", She said to herself. System: "Master, this is the place you just chose to come to." An AI voice sounded from somewhere. What? She was writing a novel at home just now, and the computer screen suddenly went black. She tapped the keyboard a few times, and in the blink of an eye she was here. Ye Yuqing tried to find a voice to respond to her: "Who is talking? Don't hide and pretend to be a ghost! Come out and tell me why you are taking me here?" System: You just chose to come here. This is ancient times and you need to complete the task of protecting this family. You can travel back to modern times at night. You can only stay here during the day. When the family is safe and stable and the task is completed, you can naturally return to modern times. The relationship between the characters of this family is... " This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.