Opus: Rocket of whispers

In the postapocalyptic world of ice and snow, two heroes who have survived the plague embark on a journey to build a rocket, the Opus: Rocket of Whispers. As they search for the materials and mementos needed to complete the construction, they must confront the ghosts of their past. Once the rocket is built, they will launch it into space, burying the memories of their past forever.