深渊代表着纯粹的湮灭,遵循着本能吞噬世间的一切生命。 然而某一天里,它们中出了叛徒——懵懂少女希尔维嘉在战场上醒来,得知自己竟然是被人类憎恶的“白夜深渊”,经历种种后,希尔维嘉逐渐坚定自己的信念,想要凭借深渊之躯,拯救人类的命运,守护心中的善良和温暖。。A young man trapped in his apartment with a swarm of demons outside his door must find a way to survive the night and escape from apartment 213.。