In Kamen Rider Sabre Ep. 6: Like the Wind, He Arrives, the swordsman of darkness, Calibur turns out to be Kento’s father! However, Touma is still unaware of this fact! Just then, a new swordsman appears before Touma! Akamichi Ren, a hot-headed individual compared to Touma, is significantly younger than him too! Ren, who seeks out Kento’s recognition, discovers that Touma is his childhood friend and a fierce rivalry then emerges between the two! Meanwhile, Storius and Dezast make their move upon Touma, while Rintaro and Mei encounter Zuos…!