Ace of the Diamond Omnibus 1 collects the first three volumes of the hit baseball series, introducing readers to Eijun Sawamura, a passionate left-handed pitcher with a unique, unpredictable style. After a crushing middle school loss, Sawamura is recruited to attend Seidou High - one of Japan's most competitive baseball programs. Surrounded by elite players, including a prodigy catcher and fierce rival pitchers, he must fight to prove himself worthy of the mound. As intense training and high-stakes competition push him to his limits, Sawamura begins his journey to become the team's ace.
