Babe, the number 1 racer, is Charlie's idol. Charlie wants to be just like Babe, but doesn't have a race car of his own. So he gathers up his courage and approaches Babe to ask to borrow one. For fun, Babe agrees and the two strike an interesting deal.
(Source: BL Critic Twitter)
Adapted from the web novel "Pit Babe" (พิษเบ๊บ) by _alittlebitch (also known as alittlebixth).