Following the Shinkansen "Hyperion" incident, the ladybug Nanami receives another "very safe" mission: to deliver a gift to a luxury hotel. The moment Nanami enters the hotel room, she knows something's wrong—the man before her looks extremely suspicious. Is she about to be dragged into another series of misfortunes, just like last time? Nanami hands over the gift and turns to run; she must leave the hotel quickly. Unfortunately, Nanami's fate is like a broken slot machine; no matter how she spins it, she can't get the lucky 777. Nanami is trapped in the hotel. How will she escape unscathed this time?
继新干线“疾风号”事件后，瓢虫七尾又接到一项“非常安全”的任务：去豪华酒店送一份礼物。走入酒店房间的瞬间，七尾就知道情况不妙——面前的男人一副非常可疑模样。难道又要像上次那样，被卷入连环噩运之中了吗？七尾交出礼物后转身就跑，必须迅速离开这家酒店。可惜，七尾的命运就像坏掉的老虎机，怎么摇都摇不出代表幸运的777。七尾被困在这家酒店了。这一次他要怎么全身而退呢？
继新干线“疾风号”事件后，瓢虫七尾又接到一项“非常安全”的任务：去豪华酒店送一份礼物。走入酒店房间的瞬间，七尾就知道情况不妙——面前的男人一副非常可疑模样。难道又要像上次那样，被卷入连环噩运之中了吗？七尾交出礼物后转身就跑，必须迅速离开这家酒店。可惜，七尾的命运就像坏掉的老虎机，怎么摇都摇不出代表幸运的777。七尾被困在这家酒店了。这一次他要怎么全身而退呢？