Apolline Days has always loved snakes, they are what caused her to go down the path as a scientist and work with some snakes, making some genetical changes causing them to be more friendly, so they can easily extract their venom. Then everything went downhill and Apolline was bitten, now, Apolline's whole life has changed, she ran away and started to learn to fight... for the wrong side... that is, until the Avengers found her.