How about its Douban rating?
Hi, I like to watch TV shows in my spare time, especially TV shows from South Korea. Can you recommend a suspense drama for me?
user
OK, I recommend Signal.
assistant
Who are the main actors? And how many episodes does it have?
user
It stars Je-hoon Lee, Cho Jin-woong, Hye-soo Kim, and Hyeong-seong Jang, and it has a total of 16 episodes.
assistant
What about its rating?
user
Its Douban rating is 9.2.
assistant
Could you please also recommend a science fiction show?
user
Sure, I recommend Secret Garden.
assistant
Inform TV Douban score 8.4