Kenshiro is the heir of the legendary martial arts known as Hokuto Shinken, which can kill a man with a single blow, by striking the pressure points in the enemy's body. Hokuto Shinken can be passed only to one successor at a time. When he was chosen as the successor, he parted ways with his brothers, Toki and Raoh. The former decided to use what he knew of the art to cure people... while the latter has chosen to use his supreme strength to install peace in the world by power. Kenshiro is accompanied by Lynn and Bart, and the movie's story begins when an overlord starts kidnapping children to use them as slaves for building his own pyramid... (Source: AniDB)

"I'm terribly sorry!" A god was suddenly prostrating in front of Kayano Takumi. He was apparently killed by a mistake. Moreover, he can't be reborn again. However, according to god, he would be able to live in a different world, but he made a mistake again and transferred him into a dangerous forest... where he finds a pair of children and decides to take care of them.

Li Yan, a martial artist with extraordinary talent, has only a few months left to live due to a terminal illness. When he was in a desperate situation, he accidentally met a man who called himself "Tapir" and was sent into a fruit of the "Yanfu Fruit Tree". Li Yan must complete three tasks issued by the system within the time limit, and earn money through boxing matches in exchange for Yanfu points to buy medicine that can cure terminal illnesses. As he gets to know Longyuan Fortress where he is located, Li Yan is gradually involved in the disputes in the fortress, and he also realizes that there are other Yanfu Walkers competing with him in secret. After overcoming many difficulties, Li Yan finally successfully completed the task and gained a new life.

The young Chu Mu was plotted against and implanted with the White Nightmare by Xia Guanghan, and was taken to the Green Nightmare Island. Under the control of the Nightmare Palace, he and his soul pet Mo Xie were forced to fight bloody battles for survival, and eventually became the youngest king of the Prison Island. He became famous in front of the princess and was promoted to the Nightmare Master of Henghai. Chu Mu had some freedom and immediately returned to Gangluo City to save his family from danger. At the same time, Mo Xie's talent attracted Xia Guanghan's covetousness. Chu Mu fought again, and after a narrow victory, he was saved by his mother whom he had not seen for many years... (Source: Bilibili, translated)