doujinshi Buttplug (Waga Te Ni Hikigane O 13) [Kuusou Kyuuka (Mikoto Kei)] Trion Hokyuu System Jikken Kiroku (World Trigger) | 三离子补给系统实验记录 (境界触发者) [Chinese] [星野干拉个人翻译] – World Trigger