Shy college student and otaku Miyako lives at home. One spring day, her little sister, Hinata, brings home a new friend she made at elementary school. From the moment Miyako sees Hana-chan, her heart won't stop racing! Desperate to make friends with the angelic Hana-chan, Miyako uses her skill at making sweets to try to lure her in, but...
I'm not sure, but Hana-chan is so cute...
No sé, pero Hana-chan es tan linda…
No sé, pero Hana-chan es tan mona…
Je ne sais pas pourquoi,
mais Hana est trop chou.
Non saprei, però Hana 
è davvero troppo carina...
Não sei a razão, mas a
Hana-chan é tão linda...