She's My Destined Fiancee?!

At just seven years old, a summer escape to a secluded Japanese island sparked a vow to marry a charming girl. Years later, as a high school student eyeing a class presidency, your life seems poised for greatness—until the island beauty arrives at your school, declaring herself your fiancée. This unexpected twist leaves your tranquil high school experience in disarray, as you navigate the complexities of loyalty and budding feelings. Your best friend and secret crush, undeterred by your engagement, find themselves increasingly drawn to you, creating a whirlwind of jealousy and affection. As tensions rise and emotions collide, you're faced with a pivotal choice: uphold your childhood promise or follow your heart's new path. In this romantic adventure, discover how love can intertwine with destiny in ways you never imagined.