A girl who dyes her hair so red that while having sex the sweat from her forehead blends in with her hair dye, causing the sweat to become red and resemble period blood.
Bard: Last night was crazy. My bed looks like someone was murdered on it.
Derek: Seriously?! What happened, bro?!
Bard: I was having sex with my girlfriend. Right before she dyed her hair red. Need I say more?
Either liquid niquil or any liquid drink with melatonin, Ashwaganda or other sleeping aids in a liquid form. If warm tea helps you get to sleep that could be sleepy juice too.
I could not sleep so I chugged some sleepy juice and now I'm so tired and sleepy.