Romantic Killer 4 (Wataru Momose, 2023)

The full-colour manga that inspired the anime series! High schooler Anzu Hoshino has a great life. Every day she plays video games, pigs out on snacks, and pets her beloved cat. But this blissful existence is turned into a confusing mess when a magical creature transports her to an altered reality bereft of her favourite things. Now she's stuck with hot guys instead! How can she possibly survive in such an awful world?! Thanks to Riri's magic, Anzu is stuck spending her days fending off hot guys. But now an ugly specter from Kazuki's past reappears, and even Anzu herself is put in physical danger!