The final season’s premiere wasted no time in explaining all that, and essentially explained that his “death” was an elaborate ruse by Rose that left Michael with amnesia.
Last season’s Jane the Virgin finale took a wild turn when Jane’s supposed-to-be-dead husband Michael suddenly appeared alive and well.
The moment stood in the way of Rafael’s proposal, and audiences were left wondering where Michael was and what he had been up to since he “died” in Season 3.