Wedding in Japan 1 

Summary:
Adrien receives an invitation to Kagami Tsurugi's wedding, which causes him sadness, cause he still has feelings for the woman. Nino offered his friend to accompany him to Japan and by coincidence, they met Kagami at the Parisian airport with the same destination as them. Unluckily Adrien missed along with Kagami their connecting flight and had to figure out another way to head to Japan. The days the two spend together gushing about their old times together and in the end, they realize, they're still bound to each other.