Withered Memories

Shiina Yuhara, a girl with a frustrating disorder that will cause her to forget all her memories in the future sets a dream to create the best memories in her life before loosing them all...
She meets a boy named Yuki Kazahana, who has a formidable uncanny disorder that is revealed later in the story... He promises to grant her the best life and create the best memories for the girl till she forgets her memories. Things get interesting when Yuki, the boy who is cursed to be alone because of his disorder has to company Shiina, a girl he also has to fake his feelings for.