MTL - I Woke My Vegetative Husband up at Our Wedding Night! - Chapter 1228 Qianqian is in danger!

Meet Sora and Shiro, a brother and sister who are loser shut-ins by normal standards. But these siblings don’t play by the rules of the “crappy game” that is average society. In the world of gaming, this genius pair reigns supreme, their invincible avatar so famous that it’s the stuff of urban legend. So when a young boy calling himself God summons the siblings to a fantastic alternate world where war is forbidden and all conflicts–even those involving national borders–are decided by the outcome of games, Sora and Shiro have pretty much hit the jackpot. But they soon learn that in this world, humanity, cornered and outnumbered by other species, survives within the confines of one city. Will Sora and Shiro, two failures at life, turn out to be the saviors of mankind? Let the games begin…

In the interstellar era, gangs and predators are rampant, all over the galaxy. Chen Han, who makes energy blocks for a living, is bullied at the bottom of the society. In order to survive, he throws himself into the darkness and becomes a member of the gang. At the end of the road, he obtained a super warship that can be transformed unlimitedly as long as he has resources, and founded the notorious bandit gang “Beiliang”. At this point, the endless plundering began…

- Description from novelbuddy

There’s a legendary Bishoujo Game that has become popular among Japanese gentlemen.

The formless ancient world was infested with despicable demons. They hunted and feasted on mankind, keeping the human civilization constantly in a weak and suppressed state.