Swords in anime

A red-haired boy in a school uniform swings a knife at a black-haired boy in a white shirt, who blocks the attack with his own knife, set against a backdrop of a water tower and hills. A girl with short dark hair, seen from behind, stands in the rain under warm, glowing lights. A young woman with long dark hair in a black outfit lunges forward with a sword, clashing with an older man in a grey robe who counters with his own blade in a dimly lit wooden structure. Two bright, thin lines of light cross diagonally across a black background. A young woman with long dark hair in a black outfit lunge