its a common symptom of lyme - maybe other co-infections that effect nerves also - or more likely a kind of auto-immune / auto-inflammatory responses caused by inflammation triggered by the infection.
its called Allodynia - i suspect most sufferers get some mild form of it at some point - but for some it can be extreme - more info here
https://www.lymedisease.org/members/lyme-times/2018-spring-patient-matters/allodynia-lyme-disease/