Table:
text: List of TVB series (2005)
Second line series
Second line series
Airing_date English_title_Chinese_title Number_of_episodes Genre Official_website
15 Aug- 23 Sep Revolving Doors of Vengeance 酒店風雲 30 Modern drama Official website
26 Sep- 21 Oct Into Thin Air 人間蒸發 20 Modern drama Official website
24 Oct- 6 Dec Life Made Simple 阿旺新傳 32 Modern drama Official website
7 Dec 2005- 4 Jan 2006 When Rules Turn Loose 識法代言人 21 Modern drama Official website

Question: Which genre is Revenge Revolving Doors 酒店風雲 under the second series of List of TVB series (2005)?