A young boy who was looking for his father and want to follow his path of sweat and blood... Another one who ran away from his family's culture and tried to find something that he wanted to do... A little girl who escaped from the sad experience and want to find the missing piece of herself... A kind father betrayed his only family for a reason that cannot be known... A living arm that will jump into the pool of blood to protect its weakest owner... Secco Rasvin has an arm that can kill people, an arm that hated by everyone, an arm that will stay with her forever and cannot be removed. She just wanted to know everything about her mysterious arm but her past keeps pulling her back right from the start, having dark intentions and desires. How can she overcome this fear, anxiety, and murderous intentions filled in her heart? How can the four characters keep her story on the right track?