Rose Mansion S01E03 - Episode 3

Ji Na breaks into Woo Hyuk's camper illegally, finds evidence related to her sister, and tells Min Soo that he is the culprit who kidnapped her. On the way to Woo Hyuk's camper with Ji Na, Min Soo chases and arrests Woo Hyuk who is running away. Woo Hyuk has a seizure during interrogation and is taken to the hospital but is released because the evidence was obtained illegally. Hyung Sik watches Woo Hyuk being released from afar. (Source: Namu Wiki, MyDramaList)