Watch HAIKYU!! The Dumpster Battle for Free: How to Stream the Movie Online at 123Movies. . Shoyo Hinata joins Karasuno High's volleyball club to be like his idol, a former Karasuno player known as the 'Little Giant'. But Hinata soon learns that he must team up with his middle school nemesis, Tobio Kageyama. Their clashing styles form a surprising weapon, but can their newfound teamwork defeat their rival Nekoma High in the highly anticipated 'Dumpster Battle', the long awaited ultimate showdown between two opposing underdog teams?