Battle of 7 Moons

From publisher blurb: Battle of 7 Moons is a one-shot adventure balanced for four to six 17th-level characters. When a dragon threatens to consume the world's 7 moons, the characters must each team up with a powerful deity to defeat the dragon and protect the moons. Will the powers granted by the gods be enough stop Bakunawa, or will the characters fall during their great defense?