カードキャプターさくら　クリアカード編　プロローグ　さくらとふたつのくま

Sakura Kinomoto, now a middle school student, enjoys peaceful days with her friends and Syaoran. Yet her tranquility is shattered by a peculiar dream where all her magical Clow Cards turn transparent and powerless. Upon waking, she discovers her treasured cards — collected through so much effort — have indeed transformed into blank, clear plates. Alongside Cerberus and Yue, she begins investigating this new mystery as enigmatic silhouettes of two bears appear in town, watching her every move.