I love that the sister is looking out for him and not just being a hype man for him. Not teasing him until she finds some sort of “proof” that there’s a spark is such a baller move on her part, really shows how much she loves her brother.
It made me cringe when she said to use water, shower/bathtub sex is NOT as hot as it seems, you NEED water repellent lubricant, or you’re just gonna be chafing the entire time.