Becoming stronger from cutting Hu and Cao Cao

Li Chen traveled through the end of the Eastern Han Dynasty and bound the blind box system.
The protagonist is a decent person, but the system is so unscrupulous, it always gives some tasks that make people (shi) and right (fen) (xi) difficult (huan).
Objective [-]: Obtain a golden blind box as a reward.
Task objective two, get the reward Platinum Blind Box.
Mission goal three, get the reward diamond blind box.
This book is also known as: "Those Years When Cao Bandit and I Loved Each other", "No One Knows Me Better Except Cao Bandit"