Zetsurin de Kedamono na Shin'yuu ga Ore o Dekiai Shiteita nante Hajimete Shitta ga!?: Nyotaika Shite kara Mainichi Idaki Tsubusaretemasu

After finally quitting from a black company, Aoi Tsurumizu lost everything when his house caught fire. Walking in a daze, he rescued a cat that was almost hit by a car and ran into the handsome Kei Hiyama, his best friend from high school. To treat Aoi's injuries, Kei took Aoi to his house, which turned out to be in a luxurious apartment building, and Aoi learned that Kei was the president of his own company! Aoi told him what happened and Kei lets him stay at his house. As Aoi soaked in the bath, he realized that Kei was still as kind as ever, and he felt jealous of all the women Kei must have had, when suddenly Aoi was transformed by a mysterious light...?

(Source: Bunkasha, translated)

Note: Includes one bonus chapter.