Tập 12: Sana trở nên cô độc sau khi bỏ lỡ lời hứa với bạn bè vì công việc thương mại bận rộn.

After working too hard because her manager, Rei signed her up for many commercials, Sana forgets a promise she made with her friends. Her friends get very mad, and create an outcast of her. Akito and Tsuyoshi stand up for her though, and in the end, Sana is forgiven by her friends. (Source: Wikipedia)

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