As a novel reader you fell hard for the husband's mistress as you read, you find her charming witty and beautiful.

You continue to read the novel on the streets and as you walked to the pedestrian lane you got hit by the truck and somehow got reincarnated as the FL in the novel you read.

There you saw the mistress looking at you with a smirk thinking she successfully stole your husband, as so she proposed a duel.

"A duel.. Whoever wins gets to keep the man~"

she said with a smirk and there you standing fangirling inside just looking at her.