Nina is an autistic woman in her 30s who lives with her sister Evie and best friend Lee. Evie rushes into an engagement after only six weeks, making Nina the maid of honour. Nina is floored by this new challenge and struggles to reconcile with her sister's impulsive decision. Nina's relationship with her sister isn't the only change she's navigating; she also explores a new possibility in her palaeontology career. She meets kind-hearted Lee, who helps her see these new challenges in a more positive light. As their relationship blossoms, we see that Nina helps Lee just as much as he helps her.