Demon Slayer: Kimetsu no Yaiba S05 E06 The Strongest of the Demon Slayer Corps

"The love of a brother transcends everything."

Tanjiro and Zenitsu head to Himejima's training site deep in the mountains and reunite with Inosuke and Murata. Tanjiro first starts the training by being hit by a waterfall but struggles with the coldness and weight of the water.