In the climax of the Okinawa arc, Erika and Hiro clash over their feelings for Nagi?! Meanwhile in Tokyo, while waiting for the others to return, Sachi has an unexpected visitorfrom someone who had disappeared?! In the midst of all that, Nagi's mom Namie collapses As he's on his way back to Umino-tei, Sachi hits him with the shocking assertion that he's "no longer her family"...