Path of Death: Awakening - Chapter 7: The Colosseum - 1

Aelock, proud of belonging to a prestigious noble family, falls in love at first sight in a chance encounter with Klopp, who belongs to a lower-ranking noble family. Aelock approaches him without paying any mind to the difference in wealth and status, even disregarding the taboo of alpha-alpha relationships. However, Klopp takes no notice of him and marries another omega.

The cold wind howls across the Northern Wilderness, and Louis Calvin tightens his wolfskin cloak, standing alone atop an ice cliff.As the son of a Duke, he was thrown into this perpetually frozen wilderness under the guise of 'pioneering glory.'When he thought he was at a dead end, the Daily Intelligence System activated:[Thirty-seven ice-bound hungry wolves are lurking in the southeastern valley, planning a raid on the territory tonight.][At dawn, an Ancient God's corpse will emerge from the Ice Lake, with its heart retaining the godliness of winter.][The Church of Gold Finch will deem you a blasphemer, and the Holy Flame Knight Order has set out on a northern expedition.][A tide of the undead will sweep across the continent, with humanity's numbers dwindling to less than a million.]...

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.