Twin Star Exorcists, Vol. 4: Onmyoji

Rokuro is from a family of exorcists, but he'd rather be a singer, a soccer player or anything but an exorcist! He's forced to own up to his own incredible potential when new arrival Benio stirs his competitive spirit. But their rivalry gets a twist when they earn the prestigious title of "Twin Star Exorcists"- two supreme fighters fated to marry and birth the ultimate spiritual warrior!

Benio and Rokuro must work together to wield the Resonance Attack against Benio's own long-lost brother! Then, when Benio is gravely injured, the Basara who killed her parents offers her a terrible option...