Opting to wait until his marriage to Princess Surya as per his grandfather's directives, Aikawa Ryuu, a typical 19-year-old Japanese man, finds himself in a peculiar situation when he learns of his grandfather's vanishing or possible death from his aide's phone call. Driven by his affection for his grandpa, Aikawa sets out on an exciting expedition to India to trace him and decipher the enigma surrounding his sudden disappearance.