A story about a Dragon and the Rising of an Adventurer ~ A healer who was seen as useless and was kicked out from an S rank party, goes off to revive the strongest dragon in an abandoned area

Story:

Dion, a recovery magician who was dropped to the deepest part during the dungeon capture by a party member's plot. As his life is about to die, he finds a wounded dragon. It was a god dragon named Eldora. Eldora who regained the power of the dragon and Dion, the exiled recovery magician, begin to walk as adventurers together. Meanwhile, Yuki, the leader of the party that fell into Dion, was alone looking for his whereabouts …