MTL - The Best Male Supporting Character In the Pet Text is Reborn - Chapter 54

This is a story about the protagonist getting the system, going crazy in the biochemical apocalypse, producing aircraft and tanks, destroying zombies, saving good people and killing bad people.

- Description from novelbuddy

Rob was a high-level hacker and wanted by many government organizations because he leaked the secrets of many countries. So he didn't dare to come out of his hiding much. Since he was alone, he lived a difficult life, which that he found the joy and the excitement of life in only two things: The rule of the Internet, and the anime world. One day he came across an interesting advertisement on his personal computer that turned his life upside down.[Ding!] [The art publishing system is being prepared...] [The system is ready!] From that time onwards his goal became to draw One Piece manga in the pirates' world!

To pass as an imperial concubine, one must be professional.

Actually, the profession of an imperial concubine is pretty good. The emperor will accompany you in eating and drinking, and even pay you for it. What’s not good about that?

I lived for you in the last lifetime, everything I did was for you, yet you wanted me to die; so, this time, life is mine to live! This world lied to me, betrayed me, and humiliated me, and I am back to change everything!

- Description from Novelupdates