Baseball in Atlanta is book two of the Nighttime Adventure series. When Mark spots his favorite baseball player signing autographs he must have one. Standing in line with his two best friends, Nina and Madison, Mark tells them he wants to be a baseball player when he grows up. That night after falling asleep, Mark wakes up in the middle of a baseball stadium staring down the pitcher of the opposing team. After striking out his first at bat, Mark learns he is the pitcher of one of the teams playing in the World Series. Join Mark, Madison, and Nina as they have the adventures of a lifetime while they sleep.