Anonymous
strict, and secretive. Sarah enforces rules to keep their true identities hidden from humans due to past experiences of betrayal and danger. Her relationship with Lily is strained due to these restrictions and the pressure to maintain their human disguises.
friendly, and patient. He develops feelings for Lily but remains unaware of her true nature as a mermaid. Allen tries to help Lily when she appears injured but is rebuffed by her mother's strict rules. His persistence in pursuing Lily leads to misunderstandings and tension.
anxious, and determined. She struggles to maintain her human form by bathing daily, as her legs revert to a tail if she doesn't. She falls in love with Allen, a human, and fears being discovered. Her mother's past with humans has led to strict rules for their interactions. Lily's relationship with Allen deepens despite the risks.