The Apocalypse Arrives, and I Become a Big Shot by Laying Low in a Safe House

[Content warning: This is not a power fantasy. This is not a power fantasy. This is not a power fantasy. Two male leads + slow pace + mutual healing]

Years into the apocalypse, Wang Minyang was killed by his former fiancée and the close friend he trusted most, who wanted to seize his pocket dimension and supplies. Reborn into a new life, he won't show anyone mercy again. From now on, he'll live only for himself!