Best friends forever? The girls are all kinds of nervous as Hana heads over to visit Hina's house for the first time. Things get off to a good start--Hina even opens up about her mysterious friend--but the day takes an unexpected turn when they accidentally take a nap...together! Yet when Hana starts investigating Hina's past friendship, their own bond turns sour. Is the damage beyond repair--or is there still hope for their relationship?