Hello, do you want to ask how the masked knight ooo Ying Si died? Ying Si, a masked knight, was possessed by an artificial greedy man on his deathbed, and finally died of exhaustion. Ying Si, formerly known as Eiji Hino, is a figure in Kamen Rider. The content reads: "Eiji Hino was seriously injured in order to protect the little girl. On his deathbed, he released his wish to revive Anku. Then the dying man, Eiji Hino, was possessed by an artificial greedy man and died irretrievably. " Kamen Rider series is a series of Japanese special hero stories produced by Shotaro Ishinomori and Toyo Co., Ltd. ..