Takan na seifuku: Mucchiri na uruoi hada (2010)

Tenko is an angel who guards the "candle of life," which determines the lifespan of humans in the mortal world. In the mortal world, high school girl Asami and middle-aged housewife Keiko are each having sex. Tenko gets excited watching them and starts masturbating, but then lets out a loud sneeze, blowing out Keiko's candle.