After her mom makes her a lemon cake at age eight, Rose cannsuddenly taste feelings in her food. She doesn't understand what is happening and is afraid of eating anything. She asks her brother's friend George for help, but George and Joseph (her brother) are too busy in their science world. As she gets older, she learns things about people she wishes she didn't know, such as her mother's affair. Joseph has many strange disappearances and it isn't until later in her life that she realizes her brother has special abilities, which apparently run in the family.