Can I Live Comfortably Even If the Genre Is Flipped?

Sihyun reincarnated as the sickly youngest brother of the male leads in a romance novel. Forgetting his agonizing death in his past life, he was waiting only for the female lead’s appearance so he could enjoy a peaceful healing romance—but instead of the lovely female lead, zombies appeared?! “Just because the world ended doesn’t mean I can’t get you what you want to eat. So whatever it is, if there’s something you want, just tell me. Understand?” “Ah, o-okay.” “You’re done? Let’s have dessert. Wait just a moment.” The tension was brief; his brothers’ impossibly nonchalant attitude made him adapt right along with them. With zombies wandering around, how on earth are they getting medicine, food, even flowers? Is the world really ending right now? Yeah, let’s just stop thinking about it!