Siheyuan: I'm Jia Geng

After transmigrating as the ungrateful Jia Geng, he finds his own way to live in that era with the help of a Sign-In System.

When sent to the countryside, he ends up in the same place as Hu Bayi and Fatty.

A new chapter begins as he joins the army alongside Hu Bayi.

After leaving the military, they set off together to explore all kinds of underground worlds.

When he gets tired of it all, he heads to Hong Kong Island and unifies the underworld.

This novel and its characters are entirely fictional. Any resemblance to actual people or events is purely coincidental. Do not imitate.