The school lunch lady, a secret crime fighter, investigates a suspicious author after he visits the school and the gym teacher goes missing.

It's summer and Sunny is bored. Most of her friends are out of town. Her mom wants her to babysit way more than Sunny wants to babysit. There's nothing good on TV. The only cool place that's cool is the community pool. Sunny loves going there - and loves it even more when she's offered a job at the snack shack. Soon she's flinging fries and serving frozen ice cream treats - with the assistance of the very sweet boy who works with her. Life is best...