Seirei Gensouki: Spirit Chronicles: Omnibus 2 (Light Novel)

Contains the complete Volumes 3-4 The secret of Rio's birth is revealed in his parents' hometown
After bidding farewell to his comfortable life in the village of the spirit folk, Rio finally reaches his destination: his parents' homeland, the Yagumo region. He arrives in a small village in the country of Karasuki, where he has a fateful encounter with his paternal grandmother, Yuba, and his older cousin, Ruri. After being told that his parents' past cannot be revealed until just the right moment, Rio decides to remain in the village for the time being, and spends his time devising ways to improve the village's quality of life When the time comes ot move on, Rio travels to the spirit village where Latifa and the others are waiting. After receiving a fiercely warm welcome from the spirit folk, Rio heads toward the Strahl region to gather information. On the way, he is guided by large pillars of light to save three people nearly captured as slaves... one of whom one of whom is Amakawa Haruto's -- Rio's previous life's -- first love