The Masked Revolution is Just for Your Sake is a Manga/Manhwa/Manhua in english language, Manga series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

The Masked Revolution is Just for Your Sake Synopsis: ｢Once I let go of this hand, you will disappear.」 Haku, a lonely boy, falls in love with his mysterious childhood friend, “Miriam,” the one and only existence in this world he feels connected to. However, for some reason, the girl he loves carries the fate of being targeted by those in power. To protect her from threats, the mob boy makes a pact with a cursed “mask.” While his body is gradually destroyed, he slaughters those who come to harm her one by one, unaware that their scarred little love will be swallowed by the great darkness of the world── Guided by a strange and eerie “mask,” a transformational dark fantasy unfolds.