Manga Flowers In Distress

How many stages should one experience to be intimate with others? Saying hello, getting along well, making friends, dating and being in a relationship and more...l love him", she's been practicing this sentence in her mind over and over again, waiting a "correct" time to confess her love with him, one of her best friends. Thinking it is fate to see him afar, she's just about to say "what a coincidence" when she only found herself being in an awkward distress...