 He was just returning from his trip when he was arrested at the Korean territory of Uiju (의주; 義州) and transported under custody to the capital Hanyang, then to the city of Suwon (수원; 水原).At Suwon he was tortured into admitting his crimes.Led by Park Eun, who had framed Shim in the first place, the torture eventually achieved its goal of a confession of crimes from Shim On.