He knew as soon as he saw him that he had fallen for him, But sometimes things don't always turn out how we want them... Forget Me Not disease AU Tsukishima x Hinata fanfiction Cover was made me! Please do not reuse it! Ô3Ô Forget Me Not disease idea by o1kawasgirlfriends on TikTok! Go check em out! The Forget Me Not disease. Caused by unrequited love. As the victim watches the person they are in love with fall for someone else they slowly begin losing their memories of them, It begins with small things, like their birthday or favourite colour and progresses quickly. As their memories disappear their health deteriorates, the final stage before death is the total loss of memory of the other.