I Became a Transmigrator's NPC

After transmigrating into a trash novel, Luo Chu gets the Strongest Tool Person System.

To regain his freedom, Luo Chu has no choice but to ensure the safety of the useless protagonist while also gaining immense power.

How powerful? Powerful enough to become a big shot no one would dare provoke.

This is the story of an NPC turning the tables and becoming the master.