Ayuko is portrayed as slightly lecherous, given by her positive reaction to peeking down Urabe's blouse.
Later that day, Urabe once again initiates a hug.
After a series of strange events, Tsubaki finds himself addicted to a bizarre habit that Urabe has.
And damn right I'm not gonna sit by idly while a perfectly good anime is being dissed.
Urabe said she was only a classmate Tsubaki helps often at school, though some dialogue suggests she knows the truth.
Por lo tanto, necesita de su saliva para seguir "sano".