A Serpent's Tale - Chapter 6: Soul

Li Rui has been extremely unfortunate for years and this day, he knows there are secret realms in the world. However, the first realm he goes in is the hardest one. But with his bad fortune:Emergency Notice: Attention all Secret Realm agents, an unknown error has occurred in the Twelve Star Dungeon [Fengdu], and it is now indefinitely closed.“Did you mess up the Dungeon again?”“President, looking on the bright side, at least I gathered all the equipment, materials, and skill points, so this time... isn't a loss?”

Kusumi Chiharu gets a message one day that he has been selected as a Monster Tamer, and he is prompted to select his first partner. He thinks little of the message until he receives a giant package the following day. He assumes it’s the porn books he ordered, but the huge box ends up containing the unconscious body of a near-naked girl! She’s a ghoul named Zonmi, who intends to fight beside him as his partner.

However, it turns out that other hot girls at his mostly-male high school are also magical entities, and Zonmi may not be the only one who wants to fight by his side!

Arin, an ordinary office worker, used to dream of a ruined world where humanity was forced into deadly games for the amusement of [Constellations].Then those dreams became reality.As monsters descend and scenarios begin, Arin finds himself one step ahead, holding knowledge of the future others don’t have.But in a world where standing out means being watched, his knowledge quickly draws dangerous attention… from beings far beyond human.Including three powerful Vampire Queens.Follow Arin as he uses his knowledge to survive brutal scenarios, grow stronger, and carve his own path through the apocalypse… alongside the Vampire Queens who have taken an interest in him.

The two faced number one female spy transmigrates to a different world and becomes an outrageous idiot girl. When she woke up, what she had to face was consecutive blows of the decline of her family clan, her crippled martial skills, and her disfiguration. To protect her family, she must obtain the treasured book, obtain outstanding achievements, summon a dark beast army. Wait and see how in this unfamiliar, dark magical continent, she dies and becomes a demon then steps up to the top, making all of the formidable people in the world bow down to her in respect.

- Description from Novelupdates