No Reserve (Chinese: 巾幗梟雄之諜血長天), also known as Rosy Business III, is an upcoming Hong Kong espionage television drama serial created and produced by Lee Tim-sing for TVB. It is the third installment of the critically acclaimed Rosy Business period drama series.[1] Previous installments include 2009's Rosy Business and 2010's No Regrets.

Set primarily in Canton, China (now known as Guangzhou) during the Second Sino-Japanese War, the show's story follows the affairs of Chinese Republican spies and their entanglements with underground triads and the Empire of Japan.[2] Wayne Lai stars as special government agent Kong Sheung-hung. Co-starring is Myolie Wu as Kong's partner Cheung Kei-sang, and Edwin Siu as triad leader, Chau Sai-kai. No Reserve is slated for a October 2016 release on TVB's streaming service, myTV SUPER.