Inside The Black Mist - Chapter 56 - Stroke of Luck

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

Honjou Kaede was invited by her friend, Shiromine Risa to play a VRMMO.

Cifer was offered as a sacrifice to the devil by his own family. Instead of dying, was given a chance to live in another world. The One True God has given him a mission. Stop the higher being calling themselves gods from snatching soul from the life stream and restore balance.An adventure will begin from a devil's sacrifice to be one of the most powerful beings seen.With a body of a titan and souls of devils, grasp power and devour everything for happiness and freedom.

Liu Ming, since he was young, lived in a savage prison named Savage Island where the prisoners aren’t controlled by any guard or security. When the island sinks due to “mysterious” events, only a handful of people survive – those survivors are then pursued by the government.

On the other hand at another place two practitioners are worrying about what will happen to them because the young master that they were supposed to protect had died.

Their young master looks nearly like our MC
What will happen?