Burden of the Deities

17 years ago there was an event that killed off half the population. How did that affect the world?

𝐌𝐘 𝐃𝐄𝐌𝐎𝐍 𝐇𝐔𝐒𝐁𝐀𝐍𝐃 ✓ | Muzan X Reader X Giyuu

╰⋯➤ [#𝟷𝟶 𝙵𝙰𝙽𝙵𝙸𝙲𝚃𝙸𝙾𝙽 | 𝙲𝙾𝙼𝙿𝙻𝙴𝚃𝙴𝙳 ] ❝𝗛𝗲'𝘀 𝗻𝗼𝘁 𝘆𝗼𝘂𝗿 𝘁𝘆𝗽𝗶𝗰𝗮𝗹 𝗵𝘂𝘀𝗯𝗮𝗻𝗱. 𝗛𝗲'𝘀 𝘆𝗼𝘂𝗿 𝗱𝗲𝗺𝗼𝗻 𝗵𝘂𝘀𝗯𝗮𝗻𝗱.❞ ── 𝘥𝘶𝘳𝘪𝘯𝘨 𝘵𝘩𝘦 𝘵𝘢𝘪𝘴𝘩𝘰 𝘦𝘳𝘢, 𝘺𝘰𝘶 𝘸𝘦𝘳𝘦 𝘭𝘪𝘷𝘪𝘯𝘨 𝘢 𝘯𝘰𝘳𝘮𝘢𝘭 𝘭𝘪𝘧𝘦 𝘶𝘯𝘵𝘪𝘭 𝘺𝘰𝘶 𝘳𝘦𝘢𝘭𝘪𝘻𝘦𝘥 𝘵𝘩𝘢𝘵 𝘺𝘰𝘶 𝘸𝘦𝘳𝘦 𝘮�...