A deceased but pivotal character whose prayer boxes and home hold the secrets that guide Tandi's transformation. Though absent from the present narrative, her legacy influences the lives of many characters through acts of service embedded in her letters.

A steady and nurturing presence in Tandi's life, who works as a science teacher and part-time park service employee. His understanding nature and support help Tandi toward a healthier future.

Tandi's teenage daughter who grapples with the instability stemming from her family's past. Her evolving relationship with Tandi is central to the story.

A past love interest of Tandi's who represents older, unhealthy patterns in her life. He initially appears to provide stability but is ultimately revealed to be superficial and emotionally demanding.

Tandi’s older sister who embodies the chaotic family dynamics Tandi seeks to escape. Her presence challenges Tandi’s progress and forces her to confront toxic family legacies.

Tandi's young son who initially is quiet and withdrawn but begins to open up as the family settles into their new community. His transformation echoes the family's healing journey.

A supportive figure in Tandi’s new community who offers her work and purpose through the job of cleaning Iola’s house. He provides early support that sets Tandi on her path to restoration.

The owner of Sandy’s Seashell Shop, who employs Tandi and introduces her to a group of supportive women. She plays a key role in Tandi’s sense of belonging and community.