I was right there, too, actually.
Chloe: Hm, that's odd, my cramps have been super light this month.
Lucifer: MAZIKEEN, I THINK I'M DYING

I also propose a potential flip: Lucifer becomes so determined to protect Chloe that any injury she sustains gets transferred to him.

I think you're going to have a grand time!

He would

I'll add on to this: What if it takes place during the time Chloe and Lucifer aren't working together, after he discovers her plotting with Kinley, and around the time Eve turns up? This could be amazing.

Naturally the moment I say that, it allows us to post

I don't know, I can't figure it out. It acts like it's going to post, and then nothing.

Now we just need to keep it!!