Darwin and Chase finally got home to Idaho, but that doesn't mean their suffering has finally ended. One day, Darwin's peaceful life was ruined, he has no choice but to go to Colorado and make things right.

40 years after a catastrophic event, a wolf named Darwin Gray embarks on a long, dangerous, and merciless journey in the post-apocalypse for helping his friend come back home. Experience unique varieties of characters, creatures, and locations throughout Darwin's journey in the post-apocalypse, including beautiful and brutal hand-drawn illustrations created by Frencore.