Setting foot in Beijing, Li Xiaojun immediately saw his father, Li Ang, and sister, Xiao Wu, in front of him, and an ominous premonition hit him. He asked, "Where's mom? Where's my mom!" Xiao Wu burst into tears. That night, Li Xiaojun didn't go home. Home - is it Gan Family Alley? Is it the military compound? Is it Courtyard No. 8? Is it America? Lin Zi arrived; he was his childhood friend, also a companion in adversity, and more importantly, his brother. Lin Zi accompanied Li Xiaojun to his mother's tombstone. Lin Zi knew that Xiaojun needed to confide in his mother...