R2B: Return to Base (Korean: 알투비: 리턴투베이스; RR: Altubi: Riteontu Be-iseu) is a 2012 South Korean aviation action drama film loosely based on the 1986 film Top Gun. The film stars Rain, Shin Se-kyung and Yoo Jun-sang in lead roles. It was directed by Kim Dong-won and is a remake of Shin Sang-ok's 1964 film Red Scarf. It is about a talented, yet troublemaking, elite air force pilot who is demoted to a combat flying unit. It was released on 15 August 2012. The Republic of Korea Air Force was heavily involved in the film's production.The film was the final acting project for Rain, before he enlisted to serve his mandatory military service in October after filming wrapped in September 2011.The film is also known under the alternate titles Black Eagle and Soar Into the Sun.