I'm making a 3D psychological adventure.

care to elaborate further?

unnamed is a 3D psychological adventure game based on the events of Hiroshima. You play as a young Japanese girl who somehow survived the attacks.

sounds difficult to pull off but could be quite cool, what would you be bringing to the team? Coding? Design? Modeling? 

coding and designing

You can try to form team at: https://crowdforge.io/jams/decadejam