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...
If a stranger offers you candy, 
you shouldn't go with them, okay?
No puedes irte con un desconocido
solo porque te ofrece dulces, ¿bien?
No puedes irte con un desconocido
solo porque te ofrezca chuches, ¿vale?
Se uno sconosciuto ti offre delle caramelle, 
non devi seguirlo, capito?
Se um estranho oferecer doces,
não pode ir junto com essa pessoa, tá?