It has been a long time since the sun last appeared for everyone, with Yraka's exception in his bout of madness in the battle against the Valkyrie. The vehicle is almost ready, just a few more days to calibrate it and they will sail out of this place. A convenient time with the resurgence of sunlight and the weakening of the blizzards.
A miracle indeed, or just good timing. Despite the passing of weeks, Kyrie hadn't managed to understand or work around the damned orb Hel gave him. He continues to carry it in a pocket nowadays, just in case it starts to do something.
Kyrie wants to be there to witness it or put a stop if it turns out to be something malicious…