Promise of the Ancient

When a mysterious tattoo in ancient language is burnt in his skin, sixteen-year-old André Alcazar discovers that he is a tribute to the gods in exchange of a promise made five-hundred years ago in which his soul becomes bound to their eternal life force.

What if the gods suddenly go haywire and start to fade?

And the chief of the gods, Bathalang Maykapal becomes missing-in-action?

How can André fulfill the promise that isn't his in the first place?