No DM Adventure: Surviving The Impossible Island (Patreon)

https://www.kassoon.com/dnd/no-dm/surviving-the-impossible-island/ 

A sealed letter compels you to the enigmatic island of Arcanum, where a vale of ever-shifting biomes guards the ancient crystals needed to reinforce the cosmic Weave and prevent catastrophe.

https://www.kassoon.com/dnd/no-dm/surviving-the-impossible-island/