It all opens with shots of Laura and Kana's faces. They're angry faces. Very angry faces. Something has happened between them and they're really mad at each other. Laura arrives at her house where she announces to Hamtaro that Kana accused her of breaking a promise, right to her face. Hamtaro's sleepy, apparently he overslept. But he's awake enough to realize something is very wrong. As Laura heads downstairs, Oxnard comes in and says that Laura and Kanas' friendship is over. Hamtaro wonders what's going on and what they could possibly be fighting about. The two decide to head over to Kana's house, where they find her in the same sad state as Laura. She basically just plopped down on her bed, without even taking off her backpack. She states unhappily that she just lost her best friend. Hamtaro thinks that it must just be a misunderstanding. He can't imagine Laura purposely doing something to hurt Kana. Then, the two begin to worry that if they don't do something about this, it could sp (thetvdb.com)