He married into his master's family and his wife wasted their money and repeatedly had affairs; so one of his pupils who could not stand the situation, punched the man who was having an affair with her, threw him into a river and eventually killed him.
婿入りして娶った師匠の娘は浪費や不貞を重ねる悪妻で、見るに見かねた弟子が、妻の浮気相手を殴って川に放り込み死亡させるという事件まで発生している。