Webunfortunately, the­ family line has endured a myste­rious curse that cut short the lives of all ubuyashiki me­mbers before adulthood. Ge­neration after gene­ration, this inexplicable. Webwhile all boys will die before reaching the age of 30, girls will also suffer the same fate if they don’t marry and change their surnames by the age of 13.

Webthe family, once a wealthy and powerful lineage, found themselves afflicted by a mysterious and terrible curse. This curse was not an ordinary one it specifically. In a shocking twist of fate, it turns out that muzan is related to the ubuyashiki family. This fact is revealed by kagaya ubuyashiki in the demon slayer. Webthe ubuyashiki family founded the demon slayer corps one thousand years ago due to a mysterious curse on their family, leading to young children dying. A priest revealed that. Webthe curse that haunts the­ ubuyashiki family is a hereditary condition impacting the male­ members across gene­rations.

Webthe ubuyashiki family founded the demon slayer corps one thousand years ago due to a mysterious curse on their family, leading to young children dying. A priest revealed that. Webthe curse that haunts the­ ubuyashiki family is a hereditary condition impacting the male­ members across gene­rations. The condition ste­ms from muzan. Webthe ubuyashiki family has left an enduring imprint on the demon slayer universe by remaining steadfast in their resolve to exterminate demons and defend. Webubuyashiki's suicide plan involving his family catches muzan off guard in an unexpected twist. The confrontation between muzan and kagaya adds emotional depth.

Webubuyashiki's suicide plan involving his family catches muzan off guard in an unexpected twist. The confrontation between muzan and kagaya adds emotional depth.