SPOILER ALERT!

Lovely Runner Episode 11 and 12 with a reference from the Movie Sunny!

Episode 11 - When Im Sol's mom mentioned renting the movie Basic Instinct for a month, Sunjae runs to Im Sol to cover her ears, the song in background played "Reality by Richard Sanderson" - Original Soundtrack from the movie Sunny.

Episode 12 - it's given! Tae Sung's car named SUNNY. the move title itself

Sunny (Korean: 써니; RR: Sseoni) released on May 4, 2011 is a South Korean comedy-drama film. The film is about a middle-aged woman who tries to fulfill her friend's dying wish of reuniting their group of high school friends. The film alternates between two timelines: the present day where the women are middle-aged, and the 1980s when they were in high school.