I hated it so much that I ran away, but my fiancé came crying to me.

Marquess's daughter Elina Greywood lost both her parents in her youth and was raised by a guardian in name only. Her engagement to the royal family was also not of her own volition, but something she accepted merely for the sake of her house. Crown Prince Alto was arrogant and flamboyant, and made no effort to understand her quiet sincerity. On the night of the ball, he mocks Elina while accompanied by a new lady, Mireina. In that moment, Elina makes a decision—"Enough. I will escape."