Calaf had requested Liù's loyalty after obtaining release. That one had found interest in her, despite being a simple gladiator, granted her hope and strength. "I've only ever fought for myself... but that ends now!"
See Reverential Liù
Liù is a character from Giacomo Puccini's opera Turandot.
Boss Skill Card of the The Princess' Three Beasts Raid Event. Deals up to 12 times attack damage to Raid Bosses at Skill Lvl 10.