What is the main idea in red kayak?

In the book "Red Kayak" by Priscilla Cummings, the main idea is about a young girl named Brady who is struggling with the loss of her best friend, Jess, who passed away in a kayaking accident. Brady feels guilty and responsible for Jess's death and finds it hard to move on. As Brady confronts her grief, she receives support and guidance from her family, friends, and her newly formed bond with a therapy dog named Red. The story emphasizes the importance of facing and processing grief, finding healing and comfort in relationships, and the transformative power of friendship and acceptance.