Takizawa's accidental and pleasant encounter on the plane turned out to be his love rival of 15 years and Shang Hai's rival Domoto Koichi. However, through countless chances and coincidences, he finally held hands 10 years late. And because of the legendary "Letter to Andalusia" - a love letter that was also a suicide note, he and Imai Tsubasa missed each other. Tsubasa Imai stood at the Acropolis bar and looked at the scenery in the distance, wondering if the Aegean Sea had heard his prayers. And will he choose 10 years of struggle or 15 years of waiting?