Lady Baby

Calliope Rustichel’s family dies one by one in a series of tragedies. Just when she had given up all hope, a mysterious woman grants Calliope a second chance at life. Little did she know that chance would literally start from birth! Now stuck as an adult in a baby’s body, Calliope must uncover the conspiracy behind the death of her family and use her memories of the past to change the future… all while learning how to walk and talk! Who said being a baby was all naps and diaper changes?
(Source: Tapas)
Note: Chapter count includes a prologue.