MTL - Two-Faced Husband, Have Some Decency! - ~ 070 What are the two brothers who are okay to kill each other?

I wasn’t hit by a truck, nor was I struck by a thunderbolt, yet here I’m inside Hunter X Hunter world, and I even have a system, but it’s really a weird one, it always gives me these kinds of choices:

【1：Join the Ryuudan. Reward: Magma Fruit.】

【3：Destroy the Ryuudan. Reward: Ice Fruit.】

【2：Ignore the Ryuudan. Reward: Fire Fruit.】

Allan sighed, “The problem is I’m really an indecisive guy…”

A seemingly ordinary training exercise led Chen Jian and his squad into a completely different time and space.In the post-apocalyptic world, monsters run rampant, and the surviving humans struggle to live under their terrifying claws.To fight the monsters, the living have abandoned everything.Human nature no longer exists; beastliness is the mainstream.To defeat them, one must first become them.-----------------Chen Jian was supposed to be like the others here, pursuing the maddening evolution.But, when the tungsten-core armor-piercing round first penetrated the Kui Niu's keratin armor, he suddenly discovered...Perhaps there is another way to stay alive?

In an era where humans and demons compete in fierce battles for survival, the Hero has fallen.“…I will take your place.”Thus began the deception of the fake Hero.If exposed, it could mean the destruction of humanity.…But the imposter is just too good at it.[Academia], [Professor], [Hero]

Read at least six chapters, then prepare to crave the rest.The main character will show up in Chapter Five, though I don't recommend skipping the first four chapters.-----The world was celebrating. The Demon King was dead, along with his Darkness Generals.Humans led the other races to war for subjugation. They killed all, and none were spared. However, thousands of years before this happened, a piece of history was altered by time itself. In fact, the Demon King didn't have four generals but only one, which he sealed and sent into eternal slumber. Just as he started to close his eyes, the chains locked away for eternity shattered into pieces.