Certainly, here's a revised version:

A mystical invocation from the Dragon Communion ritual.

Metamorphoses the spellcaster into a dragon, unleashing torrents of fiery breath.

The duration of the transformation increases with each charge.

A sacred incantation practiced by those who have pursued dragons and savored their hearts. It embodies a potent and pure force.

Discover this sacred prayer within the confines of the Great Dragon's Chapel, nestled in the southern reaches of Gaylid.

Exchange this revered prayer for the Dragon Heart at the Altar within the sacred confines of the Church.