@Markus I'm sure you found out by yourself but I'm gonna explain anyway. So no, the car is not the property of the girl the Crimson king killed, he found it in the B city that was destroyed by a demonic wave. The chapter should be the 30, but it's missing on this website.
Heya 🔥
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My muscular bottom list link (updated regularly)
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My muscular bottom list link (updated regularly)
Spoiler!
https://mangamirror.com/manga-list/148335