These aren't hairs – it's a ponytail (for some reason, it's red), and there's no fire directly – it's just a sunset, at least on the full-sized image; it's not very clear on the avatar. And also, it seems that after one of the Mafia rounds, they decided not to give clues "for the particularly observant," i.e., those who need to examine things under a microscope. So, for now, I'm in that category. I'm not voting against Lizard because I think he was "healed" during the night, meaning he couldn't have killed anyone, although he could have been a Mafia member, but he didn't commit any murders this time – it's better to take a closer look at those who are developing his theme; there are definitely 1-2 Mafia members among them...
By the way, no one sold their soul in my signature – in the book, the contract stipulated that the heart was taken, and the soul not only remained in place but was also sealed in armor and remained with the owner until the contract was fulfilled...