Question: What is the Hangul name of the 2013 film which Go Ah-sung had a major role in?
Sentence (from "Go Ah-sung"): This was followed by major roles in "Snowpiercer" (2013), "Thread of Lies" (2014) and "Office" (2015), as well as the TV dramas "Master of Study" (2010) and "Heard It Through the Grapevine" (2015).
Relevant evidence: Yes