The King of the Majin - Maagi Giruma Magi Jinga

Urara is furious with Kai for breaking the compact their mother gave her, and she's supposed to hold grudges for a long while. But, after battling a monster with a ability to tell people into stone, Urara saves Kai and gets herself frozen in rock! Can Kai learn his sister's lesson of ""looking around patiently"" and save her and everyone else who's turned to stone?