Depicts a three-dimensional romance between a woman who 'hates summer' and a man who 'waits for summer every day', who meets again after two years. The two people who will complete their romance by examining each other from the inside out will unfold against the backdrop of summer. Baek Do Ha is the head of the architectural firm Pluto Atelier and an architect. He will be portrayed as a racehorse who runs toward his goal on the outside but has another side to him on the inside. Song Ha Kyung is a 7th-grade civil servant in the architectural field. She is known as a 'dragon born in the gutter'. (Source: Korean = Naver || Translation = MyDramaList)