Synopsis

Seowon had weak lungs since birth, so he left the city and lives in the forest alone with his father. Then one summer, his father's friend and his son, Aiden, visit the quiet forest. Seowon easily opens his heart to Aiden, who takes care of him with utmost sincerity. When Aiden approaches him as more than a friend, he is flustered but unable to reject him. Is it because he only told his secrets to him? In the end, they end up crossing a line that shouldn't be crossed. “Do you get out of breath even when kissing?” After spending such a hot summer together, an unexpected ‘problem’ arises, and that ‘problem’ set off their reunion…