Onanay is a story of the contrasting siblings, Maila, and Natalie and their contradictory relationship with their mother. They are always under the prejudice of society because of the physical nature of their mother, Onay with Achondroplasia. While Maila is a kind and caring child, Natalie is arrogant and stubborn. This is because, aside from their different lives, their fathers are also different. Will these siblings ever get along? Will Natalie accept Onay as her mother? (Source: GMA Network)