In the span of a single night, "Hungkag (Hollow) explores the lives of three solitary individuals under the eyes of the city lights. Isa, a convenience store clerk suffers from depression Josemari, struggles with the moral dilemmas of his first murder assignment; and Caloy, a taxi cab driver pushed to his breaking point. Three lives moving towards each other, testing their inner selves until they finally cross each others' path. In a single moment, one decision will affect all three...