In the era predating her leadership of Fairy Tail, Mavis Vermillion finds herself entrusted to the Red Lizard guild, enduring mistreatment and menial tasks. Determined not to shed tears, Mavis harbors a secret hope of encountering fairies. Yet, her existence alters dramatically when a ruthless attack by the Blue Skull guild leaves her and the guild master's daughter, Zera, as the sole survivors. Bound by solitude, Mavis and Zera forge a bond until the tranquility is disrupted by treasure seekers hunting the revered Tenrou Jade on their island. As unfamiliar faces arrive, Mavis's yearning for the elusive fairies reignites, hinting at a possibility to fulfill her lifelong desire.