When Tan Duo woke up, he found that he had become a fetus. He felt the information from the outside world calmly. He didn't want to waste time after he was born. He skipped a grade in school and went abroad for further study and returned to China for development. However, due to his eldest sister's marriage, he unexpectedly discovered that he was reborn in a world where soldiers were assaulting him. During an accidental outing, he met an armored tiger on vacation, sparking a different kind of love.