Hajimete Desu wa! Okumi Ojou-sama wa Hinako-chan wo Beta Homeru

Hinako Shimoya is a high school student living in poverty and often eats alone in class. After offering her homemade lunch to Okumi Kanamori, a wealthy classmate, the heiress reacts with surprise and delight, exclaiming it is "my first time~!" The two begin spending time together, experiencing various "first times," and gradually develop a bond that transcends their differing backgrounds. The story explores their growing friendship through these shared experiences in a lighthearted, unconventional school setting.