Hanahaki Disease (花吐き病 (Japanese); 하나하키병 (Korean); 花吐病 (Chinese)) is a fictional disease in which the victim coughs up flower petals when they suffer from one-sided love. "𝑌𝑜𝑢 𝑚𝑎𝑑𝑒 𝑚𝑒 ℎ𝑎𝑣𝑒 𝑓𝑙𝑜𝑤𝑒𝑟𝑠 𝑔𝑟𝑜𝑤𝑖𝑛𝑔 𝑜𝑢𝑡 𝑜𝑓 𝑚𝑦 𝑙𝑢𝑛𝑔𝑠, 𝑖 𝑙𝑜𝑣𝑒 𝑦𝑜𝑢 𝑏𝑢𝑡 𝑦𝑜𝑢 𝑎𝑟𝑒 𝑘𝑖𝑙𝑙𝑖𝑛𝑔 𝑚𝑒."