Story :
Episode 11: "FLAG.11 - The Last Day"
Keima's next conquest is Natsuki, a tomboyish girl with a passion for motorcycles. Keima disguises himself as a motorbike enthusiast to win Natsuki's heart. He engages her in thrilling races and repairs her motorcycle, gradually earning her respect and admiration.
Through their shared experiences, Keima helps Natsuki understand the importance of balancing her passion for motorcycles with her personal relationships. As Natsuki starts to develop romantic feelings for Keima, her friendship with her childhood friend Daiki becomes strained. Keima must navigate the complexities of their evolving emotions and find a way to preserve their bond.