A virtual world was created by the present-day network called the "Digital World." The "Digital Monster," which is a digital life object, was born, and the host computer Yggdrasil managed the different Digital World areas. However, it developed the X Program of fear to eliminate all Digimon in the old world and develop a new Digital World for only certain Digimon... Now, the greatest crisis ever approaches the Digital World. The X-Digimon, a new type of Digital Monster, is hunted by the Royal Knights who protect the Digital Worlds. Their master, the network overseer Yggdrasil, seeks to set in motion Project Ark to renew the Digital Worlds and create new Digimon, but at the cost of all other digital life. This new X-Digimon will seek out the answers to its own existence as it tries to protect the life of all Digimon, and in the process it will change the Digital Worlds forever.

Luo Xiaohei is a young monster who normally takes the form of a small black cat. Living freely in the forests, gradual deforestation and human development force him to flee and find a new home. Wandering the city streets, the black cat struggles to survive until he encounters Feng Xi, a fellow monster who takes Xiaohei to an isolated island inhabited by a small group of monsters. Excited to find what he thinks is his new home, Xiaohei lives with the monsters for only a short time before Wuxian, a human Guild Executor, arrives on the island in pursuit of Feng Xi. Feng Xi and his companions manage to teleport off the island, leaving Xiaohei and Wuxian alone. Though Xiaohei refuses to cooperate with the man who attacked his friends, Wuxian forces the black cat to travel to the Guild along with him. Embarking on an uncertain journey, Xiaohei is exposed to a new perspective on the relations between humans and monsters in a rapidly changing world.

Schoolgirl Mami Sakura discovers that she has superpowers. She can sense other people in trouble and teleport to help them, but she keeps her secret double-life hidden from her parents with the help of her schoolfriend, Kazuo Takahata. In this short film, Mami uses her powers to make a puppet show for deprived children.

The new series continues the Pretty Series' conceptual motifs of song, dance, and fashion, and it also adds the theme of magic. Middle-school first-year student Matsuri Hinoya loves festivals, and she dreams of one day being able to star in "PriMagi," a magic-like form of stage entertainment borne from song, dance and fashion. That day arrives when the hyper-spirited, trouble-making magician Myamu arrives from the magical realm and scouts Matsuri for PriMagi. Together, the two compete with rivals to rise to the top of PriMagi.