Zheng Yu never thought that he would be able to time travel, and even travel to an unknown world. Later, he met Jiang Jue. Zheng Yu saved someone's life. Forget about the weak girl who didn't promise him his life, he was actually blackmailed by the shameless "rescued person" and asked him to take him back. So he became the inexplicable Prince Zheng, and was forced to be the prince's teacher to save lives. What kind of strange development is this...
Intention: Faith