Seeing Tanjiro try to protect Nezuko even as he collapses triggers memories of Rui’s own past. Once a sickly boy, he became a demon after meeting Muzan Kibutsuji who gave him a share of his blood. But after he turns into a demon, his own parents try to kill him. Ever since then, he has been searching for a family. Seeking a bond that he can never hope to acquire…
Season: 1
Mash Burnedead and the Puppet Master
Mash beats Silva, defeats the giant forest scorpion, and successfully completes the joint extracurricular activity. The five silver coins collected become one gold coin, and Mash learns about the existence of Lang Dorm’s core students who hunt coins — the seven students of the Magia Lupus. But later, Mash, searching for his next classroom, wanders into the Magia Lupus stronghold. Although he makes it out alive, a black shadow approaches Mash and his friends while cleaning out the owl huts….
Mash Burnedead and the Magic of Iron
Mash and Dot are spotted by Silva, a Lang dorm student known for his bad behavior. Silva offers a bet on whether the boys can endure five hits each of his magic. Silva says he'll give up a silver coin if he can endure, and Dot says he'll take hits for Mash, too. Dot withstands ten hits, but Silva reveals the brutal reality. Looking on, Mash takes decisive action.
Mash Burnedead and the Unpopular Classmate
It is a match against Lance with their silver coins on the line. Victorious, Mash manages to rescue Finn, Lemon, and Tom from the bottle. While smoothly moving through classes and assignments, a joint extracurricular activity is held for the Adler and Lang Dorms. Their task is to dispatch the forest scorpions to earn coins. After entering the forest and ending up lost and alone, Mash winds up working with a first-year student from his dorm named Dot…?!