Version 4.0 of Honkai Impact 3rd, marking the conclusion of the Elegy to Yesterday arc, which includes:
• New Valkyrie: Starlit Astrologos (Theresa)
• New Story Chapter XVII: Thunders over Nagazora
• New Animated Short: Lament of the Fallen
• New Battlesuit Event: The Day You Vanished with the Stars
• ...and more!