Chained Soldier, Volume 3 (Chained Soldier #15-23)

The next round of the Intersquad Tournament pits Shushu against Sahara in a battle of powerhouses. Little do they know, however, that their duel has an unexpected audience - a group of humanoid Shuuki! Faced with a massive assault led by a powerful foe, can the two Squads work together to repel it? Yuuki will certainly do his best, though his exemplary performance is attracting the attention of even more girls...