Synopsis

During a fishing trip, Xros Heart encounters Mizuki, a Digimon Hunter, and her partner, Submarimon. She recounts her story: a treasure hunter who learned of a valuable artifact hidden within a sunken vessel beneath Tokyo Bay. Driven by a desire to protect the ocean's beauty and acquire riches, she became a Digimon Hunter, tasked with confronting Dragomon – who, too, seeks a Plesiomon. Seeking Tagiru’s assistance, Mizuki guides Xros Heart to Dragomon’s location, as he is also in pursuit of someth