A Tail's Tale manga volume 4 features story and art by Mizu Sahara.

Happily in love and living together, Nachi and Utsumi find themselves navigating the ups and downs of adulthood, experiencing family drama, workplace difficulties, and all the joys and sorrows of everyday life.

But when they look back on all that's come to pass, what regrets do they find lingering in their thoughts? What can they do to ensure that inheritance will they pass on be a happy one?