الحلقة 1: يصبح جونيتشيرو كاغامي معلماً بديلاً بعد أن تجبره أخته على مغادرة نمط حياته الانعزالية

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Junichirou Kagami suffers from a condition known 'Yearn to do' which only allows him to do what interests him. His sister tired of him being a shut in forces him to take a job at his alma matter as a substitute teacher. (Source: Wikipedia)