During the simultaneous walk-home-from-school events, Keima is attacked by a wave of flying books.  The books are being controlled by a small figure.  Meanwhile, section chief Nora drops by the Katsuragi residence to see Elsie.  It sounds like the Hell Bureau of Peace has issued an order to the loose soul team to search for residents of Heaven.  Kanon/Apollo is currently at the Katsuragi residence.  Is this a coincidence?
You were unfaithful to her 
with that singer Kanon,
Fuiste muy indiscreto con esa tal Kanon
Fuiste de todo menos discreto con esa tal Kanon
Você foi indiscreto com 
aquela estrela, Kanon,