In this intricate pure-puzzle first person adventure game for PC and Mac, the
adventures of brothers Kales and Zetais continue in the mysterious land of
RHEM. Like its predecessors, RHEM 3 features non-linear gameplay, non-violent
story, and mind-bending puzzles.

Set in a labyrinthine world of hidden rooms and secret passages, strange
vehicles and odd machines, RHEM 3 opens the door to a new journey of mystery
and adventure. In search of a certain black gem, hints hidden in a secret
library and clues offered by the peculiar inhabitants of RHEM will assist you
in your quest. With an adventurous spirit, logical thinking, and keen
puzzle-solving, you will slowly but surely divine the location of this
curious black gem and unveil the secret it holds!