Casey Mitchell shares her passion for baseball with her father, Pat. While he enjoys watching the pros play, Casey enjoys taking the field herself. Casey is an all-star catcher for her high school baseball team. Due to an injury, she will soon have to give up the game she fell in love with. Meanwhile, Pat's love for the sport took him on a lifelong adventure to visit all of the major league stadiums. At the time of his sudden death, he only had four left to see. During the summer before college, Casey decides to embark on a journey to finish what her father started. Along with her friend, Ryan, Casey will continue on, hoping to stay connected to her dad and fulfill his dream for him.