Singer Yoon Gun will be holding a comeback event for single people.

On September 11, Yoon Gun will be giving out 'Pheromones coffee' to the fans who visit his cafe. He will be making the coffee himself to give out free coffee without restrictions.

Pheromones coffee is for lonely singles who are about to face winter, the season of couples.

Yoon Gun will be releasing his 4th album Autumn Play this fall and make his comeback.