Yuma, a first-year high school student, was eating lunch he had bought when a beautiful senpai, Mio, appeared before him.
She offered him a homemade bento, saying, "I couldn't finish it."
Thus begins a bittersweet youthful love story.
Their special lunchtime together on the bench behind the school gradually connects their hearts.
Through jealousy and misunderstandings, a story of first love blossoms.
Includes Japanese voice acting.