Takashi zaizen successfully passes his entrance exams at the top of his class and starts his first year at dojuku gakuen, an esteemed 130-year old institution of higher education. on the day after the entrance ceremony, he discovers that the school has a secret investment club comprised of the top students from each grade. the members of this exclusive group are tasked with investing a capital of 300 billion yen and achieving an annual profit of 8%. as a result, dojuku gakuen is tuition-free, making it one of japan's most prestigious educational institutions. this story follows the journey of zaizen as he learns about investments and risks everything to make a fortune.