How Come I Have Become an Adult and Hidden My Ancestor After Signing in for a Thousand Years?

Chu He traveled to the wild world, the Xia clan, and became a lowly servant in the Lin Mansion. He originally thought he would live an ordinary and humble life, but he did not expect that through the awakening sign-in system, you can get rewards for signing in anywhere. Sign in for the first time at the Library Pavilion and receive the reward [Nine Turns of the Golden Body] Signed in at the Library Pavilion 21,000 times in a row and received the reward, [Dharma Appearance Golden Body] Adhering to the idea that the outside world is too dangerous, not invincible, and unworldly, Chu He signed in the Lin Family Library for a hundred years. It wasn't until a hundred years later, when the Tiger Clan invaded the Xia Clan in a large scale and wanted to kill countless human clans, that Chu He finally took action!