Comprehensive Agent World Sign-In System

His parents passed away and he was alone again, but unexpectedly discovered a mysterious system. Traveling through movies and TV shows, a book is also a world. For the war-torn country and people, countless unknown heroes walked alone in the darkness and made silent sacrifices during the seven-year war of resistance. Agent, admirable. Zhou Han used the agent system to come to another world and experience a different life. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.