MTL - Lessons on Raising a Partner - Chapter 26 Secretly stealing

Side story of Kyoukai Senjou no Horizon bundled with the first press release of the 1st, 3rd, 5th and 7th Blu-ray volumes of both seasons of anime.

This side story follows Asama, Kimi and Mitotsudaira aboard Musashi one year before the beginning of the main story, as Asama is considering to create a music band together with her two friends for the next festival in Aki, a territory under the governance of K.P.A. Italia.

William Scott, a soldier, returned to the city with the goal to live the rest of his life peacefully. He would practice the lifestyle of a retired person.

However, his mother set him up on blind dates time and again. Unwilling to keep up with her arrangements, he was left with no choice but to pretend to be in a relationship with Yvette Quinn, a female CEO who was also forced by her parents to go on blind dates.

To his surprise, this was only the beginning of many troubles to come. Before he could get to settling those troubles, he first needed to sort out an even more pressing problem.

The girl looked at him and asked, “Take a guess. Am I the elder cousin or the younger cousin? As my boyfriend, you should be able to differentiate between the two of us, right?”

His contract girlfriend was so unprofessional. Although they had an agreement, she was always asking her younger cousin to take her place and pretend to be her around him.

What should he do about that?

This novel is also known as Long Live the Mad Wife!

Daughter of the Feng Family, born a waste. Forced to marry a fool in an attempt to expel evil influences. When the first killer from the 21st century possessed this body, the sky and the earth surged. She was indifferent and cold-hearted but she let her guard down around him alone. She thought he was a pleasant sheep but didn’t expect him to be a gray wolf in disguise!

- Description from Novelupdates

The world’s worst offense, is called Love.