Risk her telling Sansa

Arya: "Since you didn’t want to lick my cunt now I want you to lick my toes."

Bran: "I don’t want to lick your dirty toes you walk around Winterfell barefoot all the time."

"I gave you a chance now I’m gonna have to get Sansa to lock you up, she’ll love having another boy in chastity," said Arya