After a traumatic night testing Supplies' latest drug, the four friends meet to discuss their bizarre experiences and their plans for the upcoming retro music festival.
After getting his hands on some antique record decks, Adrian tries his hand at scratching. Grandma is stable in hospital, but Adrian has fears about her condition. Supplies is still not having much luck synthesizing his perfect drug.
Supplies gets a grilling from the big boss, Adrian still isn't convinced about the safety of the experimental drugs and Stomach has yet another disastrous date.
The Retrosonic Festival kicks off with an Acid House warehouse party. DJ Burst Reynolds spins the classics, while the friends test out Supplies' trippy new drug. Not everything goes according to plan.
The inevitable comedown hits hard after the rave. Advice and Stomach challenge each other to try Supplies' most radical creations. What could possibly go wrong?