Years after leaving the shinobi life behind, Itachi and Y/N finally find the peace they were always denied. Their quiet days are filled with simple routines and the happiness they never thought they’d have. But when Y/N is diagnosed with Tsukikage Disease , a rare and incurable illness, their future begins slipping away. As Y/N grows weaker, Itachi quietly carries the weight of knowing he cannot protect the one person who gave him a reason to keep living.