Ring Spirit Chronicles: the Final Choice

In the 23rd century, newborn babies will be bound to the "ring" from birth. From then on, the acquisition of knowledge is as simple as inheritance... Only a few people know that "Ring" possesses an easter egg that affects the fate of the entire human race... Every five years, the "ring spirits" will awaken from the "ring", bound to their fate and that of the host they choose, competing with each other for the opportunity that is said to be able to realize all wishes...