what in hell is bad leviathan

"What in Hell is Bad" is an adult otome game set in hell where players explore a secret club where the Seven Deadly Sins reside as VIP members. Leviathan is one of the characters in the game, and he is the Envy from the Seven Deadly Sins. He is a beloved king, and there is a saying that you shouldnt challenge Leviathan unless you are determined to kill every last population of. The game is available for pre-registration, and it features other characters such as Beelzebub, Satan, and Solomon.