Persecution is the 6th chapter of the Golden Kamuy manga.
Asirpa teaches Sugimoto how to trap animals and use that method to catch people. They manage to catch another Abashiri convicts with the trap.
Sugimoto interrogates the prisoner but wasn't being able to obtain much valuable information and then begins to remember about his past life. Sugimoto remembers that his family suffered from a very contagious disease and he burned down his house after the death of his father. He also remembers his beloved who ended up marrying his friend Toraji.
Back to the present, Asirpa catches a rabbit but at that moment, the prisoner takes the opportunity to escape. Sugimoto pursues the prisoner to a cliff where he intended to escape, but exploding trees, a natural phenomenon, produce an avalanche and throw both of them off the cliff.