Seventeen-year-old Emma is forced to spend the summer before her senior year at her father’s farmhouse. She loathes the location, misses her best friends, and despises Vivian, her father’s girlfriend, whom Emma has dubbed Bimbo. And she has no desire to befriend Bo, the next-door neighbor. The only pleasant thing around is Duke, her father’s German Shepherd.

But things take a turn when she discovers a portal in her father’s backyard. With piqued curiosity, and the realization that Duke has gone missing, Emma decides to enter and explore the mysterious cavity.

This YA thriller explores themes of survival, courage and perseverance, dangers of ignorance, and a few others. It is full of conflict and tension, and each scene will provoke curiosity about what will happen next. Will Emma find Duke? Will she survive the portal?