Zhou Xingchen passed away due to liver cancer at the age of 36. After that, Lin Feiran spent the rest of his life alone, guarding Zhou Xingchen's belongings. But when Lin Feiran opened his eyes again, he was reborn back to his university days. Then he encountered Zhou Xingchen, who is currently 21 years old and attends the same university as him. This time, they met seven years earlier...