He found a piece of meat that he needed to feed.
He gave wild fruits, dew and all his sincerity.
The lump of meat grew and ate him.
A fan of "Demon Slayer: Kimetsu no Yaiba", in the timeline, Muzan was broken into pieces by Yuan and escaped, thus meeting a weak ghost boy who never dared to kill.
The timeline is confusing, or other events may appear.
The later period is very dark and misguided.
Intention: Actively choosing to forget, is it self-salvation or a more complete demise?