𝗜𝗻𝗳𝗼 𝘆𝗼𝘂 𝗻𝗲𝗲𝗱 𝘁𝗼 𝗸𝗻𝗼𝘄 𝗮𝗯𝗼𝘂𝘁 𝗧𝗵𝗲 𝗕𝗶𝗻 𝗖𝗮𝘀𝗲

Its about the point of view of a boy named in-su bin who lives a normal life but one day something happen his mom and dad found dead and no one knows what happened to them but in-su believe someone killed them and in-su will get his revenge to those who ever killed his parents