The song ends the three year cliff hanger of the series, with Rin and Len finally reunited. Their wishes are completely opposite of each other's; they face their fate, singing to the dragon so it can "sleep for an eternity" even if it means giving their lives away. However, instead of both of them dying, they live, and are successful in sealing the dragon away forever. Whatever happens to them next is up to the interpreter. Main article: Synchronicity