Boo is much more apathetic and easygoing than Ranboo; he said that he felt "free" from all the stress of his life. Boo has shown a dislike for his living self, questioning how others were able to put up with Ranboo and even calling him an "annoying piece of crap". Despite this, he has been communicating with his living self's soul and trying to reassure him in the afterlife. Despite this, he has been communicating with his living self's soul and trying to reassure him in the afterlife.