These Dangerous Girls Placed Me Into Jeopardy - Volume 3, Chapter 2 - I took my sister's feet in both hands

One day, a mysterious tower suddenly appeared in the city. The people decided to call it a dungeon, and while it was full of rugged terrain and dangerous monsters, it was also a land of opportunity, where countless treasures awaited. When Sejun, a young man living an ordinary life, is invited to the dungeon by chance, he is thrilled at the prospect of becoming rich, but he is stranded in a hidden area of the mysterious tower. All he has is a few seeds and his body. Now Sejun must farm, collect resources, and figure out his own survival strategy!

Yin BiYue has made the worst purchase ever. After transmigrating countless times into the bodies of canon fodder villains, he buys a ‘Fiend Halo’ from the Rebirth Company, supposedly the best aid for an up and coming final BOSS!

He’s ecstatic to finally get a villainous role where he won’t die after just a few lines, if any at all, and is raring to become the best opponent a protagonist will have… However, why was everyone looking at him with pitying eyes? Why was the protagonist rushing over to help him get out of his crimes? Most importantly, why was his ‘Fiend Halo’ just making things worse?!

Meanwhile, the intern salesperson at the Rebirth Company discovers that he might have accidentally sold a prototype White Lotus Halo to a certain villain…

- Description from Novelupdates

Everyone said that Yi Qing was the number one Sword Cultivator in the world, with a swordsmanship and cultivation that no one could surpass. Whether it was when he was cultivating in the Lower Realm, or when he was in the Ten Heavens of the Upper Realm, he has always been undefeated.

In 2120, a massive gateway that connects Earth with the Otherworld replaced the Aels boulder in central Australia. The Earth, representative of science, and the Otherworld, representative of magic, subsequently made contact and two wars broke out. Both wars inflicted enormous damage on both sides, eventually leading them to choose peace negotiations, and thereby marking a thirty-year era of peaceful exchanges between Earth and the Otherworld.Even though both sides chose to coexist peacefully, they each coveted the other's benefits. With the impending arrival of the third inter-world war, Earth's Otherworld combat General Staff Headquarters decided to secretly dispatch an advance team to the Otherworld to conduct pre-war reconnaissance.As a hybrid of Earthlings and Otherworld elves, Luoer, after secretly studying and training for over twenty years in Haiya Academy, which specializes in cultivating hybrids of Earthlings and Otherworld inhabitants, will soon lead his squad into an exciting adventure in the unknown Otherworld.Swords and magic? No, this is a world of guns and magic!