In the MCU/Marvel with the Omnitrix/Ultimatrix - Chapter 59: Omake: Exorcising Doubts

On a harsh rainy day, a high school student without any particular special skills, Usato Ken, got dragged into another world summoning with two others; a good-looking guy and a beautiful girl, both of whom he strangely started getting along with just today. As an especially talentless individual that didn’t stand out, he thought that the others would treat him like he was useless. However, they were unexpectedly kind.———“Maybe things will be fine?”Usato who found hope in another world thought that, but the reality was different. He had a certain magic talent hidden within him and he was forced to fall into hell under the name of “training”.

In the middle of the night, looking at the woman in his embrace, he smiled devilishly, “With your discontentment, do you want me to continue?”

Su Mian, the forgotten bride, has endured three years as ​Fu Tingzhou’s invisible wife—a man so coldly abstinent, he never even glanced at her. Branded a “murderer’s daughter,” she’s spent her life as a human blood bank for the Su family’s pampered heiress, her true worth buried beneath lies.When Tingzhou finally meets his timid wife, he sees only a gold-digging burden. Her quiet devotion? Ignored. Her shattered heart? Dismissed. He hurls divorce papers at her, snarling, “Disappear.”She obeys… and unravels his icy control.Now, the untouchable CEO is on his knees.Her absence ignites a frenzied, scorching obsession. Fu Tingzhou hunts for the wife he never wanted—only to discover her vanishing act hides earth-shattering secrets: ​switched identities, a hidden lineage, and a woman who’s no longer the meek shadow he discarded.

Only a pure maiden can have a privilege to make contract with a spirit.

In Areishia Acadamy, maidens from noble family were gathered there, giving them an elite education to become a spirit contractor. A boy Kamito, by accident he peeped on a girl, Clair, who was taking a bath, and he even made a contract with spirit that she wanted.

Kamito was actually an irregular male spirit contractor, which should not exist.