MTL - Restart the Protagonist’s Way of Survival - Chapter 13 before and after backtracking

Zyran has finally ascended the throne of Draconia — but true power remains out of his grasp. The royal advisors hold the reins of the kingdom, and strange changes are happening within the castle. His queens grow distant, drawn into the advisors’ web. Whispers of betrayal and hidden desires fill the air. Is Zyran truly the king… or just a puppet? And are his wives in danger?Find out as the king’s fall begins…smut---Netorare--Netori---WeakToStrong---Harem---Incest---Humiliation

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

[Nakseong High School, the heads of 300 people exploded!] Lee Joon, an ordinary high school student.During the entrance ceremony, he was caught up in a strange phenomenon and died.[You have died.] [Restarting from checkpoint.] [Loading…] And then a message appeared before his eyes.『Welcome to Nakseong High School that is full of mysteries and secrets.Uncover the dark secrets hidden around the school, or fight against urban legends and myths to earn points and unlock special abilities.Then, gather companions and stop the resurrection of the demon king before you graduate.The world is in your hands.』