SI-VIS: The Sound of Heroes S1E12 backdrop
SI-VIS: The Sound of Heroes poster

SI-VIS: The Sound of Heroes (2025)

S1E12 The Last Remaining Despair

Dec 21, 2025 Season 1 Episode 12 Animation, Action & Adventure, Sci-Fi & Fantasy

The Mirage surfaces in Kyoya's hometown, putting everyone on high alert. Meanwhile, Lukos launches a fierce assault, leaving SI-VIS in a precarious situation.

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