This was adorable and sweet. I love age gaps that aren't overly creepy. And it certainly was a nice change of pace from some of the other typical stuff.
She isn't entirely wrong that there is something up with him, given he's a zombie. But she's so jealous she's not thinking straight or even being polite.
So many yaoi lack any relationship progression and go from one to 100 instantly. In this one, the couple had decent dymanics and actually made progress from both sides of the couple.
The art in this chapter is just beautiful!
(Sorry my finger slipped but it was a like, the art is amazing )