Mercenary Loyalties is an interactive story where players adopt three young women to protect them from a major conspiracy. As a mercenary on a mission to eliminate a noble family, you find yourself claiming to be the stepfather of the three daughters to keep them safe. The application allows users to navigate through the story by selecting various options that impact the narrative.

In Mercenary Loyalties, you will meet Emilia, the stubborn middle child who harbors resentment towards you; Olga, the timid younger sister with hidden depths; and Heidi, the mature older sister who is determined to ensure her sisters' safety. As you guide these sisters through dangers and mysteries, your choices will shape their fates and relationships.