Geunyowa Yasu

Astina's tranquil existence is disrupted when her father's financial ruin forces her into servitude with Grand Duke Terriod, who exists in a bestial form. Expecting her to perish quickly, others are surprised when she uses her sword skills to subdue and train Terriod as a pet. After complimenting him and briefly kissing him, Terriod transforms into a human. The story follows the evolving relationship between the once-monstrous Terriod and Astina, exploring their dynamic as husband and wife.