Ep. 9: Hotaru becomes Mistress 9 and steals Chibi-Usa's soul and crystal

Hotaru transforms into Mistress 9 and seizes Chibi-Usa’s Legendary Silver Crystal along with her soul. To rescue Chibi-Usa from this perilous situation, the Sailor Guardians are compelled to enter Mugenzu. Their primary objective is to retrieve the stolen soul and the powerful crystal. This mission is critical for saving Chibi-Usa’s life, as her existence is now tied to the items taken by Mistress 9. The group must navigate the dangers within Mugenzu to recover what was lost and ensure Chibi-Usa survives the ordeal.

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