Streaming Snowdrop Season 1 Episode 3. Ms. Pi finds out about the odd happenings in the library and decides to check the room on the 4th floor. Soo Ho and Young Ro hide while Young Ro escapes death by inches. Soo Ho decides to leave right then through an emergency staircase nobody knows about but this plan fails. So, they decided to help him go out on the open house day when even men are allowed inside.