A Favor to Ask Moo Young goes to Haesan again to see where his father supposedly committed suicide. At his old house he finds, some parts of his memories come back to him and he realizes something shocking. Back to Seoul, he goes to Se Ran to ask a favor. Details Casts Videos Galleries Posters Season Lists Title A Favor to Ask Genres Mystery Drama Crime Release Date 2018-11-14 Episode Runtime 01 Hours 04 Minutes Season Number 1 Episode Number 13 Production Companies Fuji Television Network, Studio Dragon, The Unicorn Seo In-guk... Kim Moo-Young... Jeong So-min... Yoo Jin-Kang... Park Sung-woong... Yoo Jin-Kook... Seo Eun-soo... Baek Seung-Ah... Jang Young-nam... Tak So-Jung... Kwon Soo-hyun... Eom Cho-Rong... Go Min-si... Im Yoo-Ri... Choi Byung-mo... Lee Kyung-Cheol... Kim Ji-hyun... Jang Se-Ran... Do Sang-woo... Jang Woo-Sang... Kim Esther... [High School student]... Official Trailer [Subtitled] (Trailer) Original Size (3000x1687) Original Size (1280x720) Original Size (1920x1080) Original Size (800x1200) Original Size (667x1000) Original Size (667x1000) Original Size (673x960) Original Size (1000x1425) Original Size (1080x1539) Original Size (1193x1791) Season 1 16 Episode(s) 2018-10-03