A famous children's book author living on Clock Island, who creates a contest integral to the narrative and sees Lucy and other contestants as his honorary family.

An accomplished illustrator and artist known for illustrating Jack's books, whose complicated past intertwines with his growing relationship with Lucy.

A young, hopeful student with a deep connection to Lucy, who dreams of being adopted by her following the loss of his parents.

A competent lawyer and fellow contestant in Jack's contest, known for his perseverance and friendly competition with Lucy.

A doctor and contestant in Jack's contest who faces personal financial challenges and whose actions affect his standing in the competition.

A contestant and bookshop owner who competes alongside Lucy and Andre, facing her own business struggles.

Lucy’s supportive best friend and colleague, providing encouragement and aiding Lucy in her personal endeavors.