10 men and women are called to Natural Island Hotel in the island Heitaijima off Yachijojima by the master Nanao Shin. They choose the dinner that has been prepared the reason why they've been invited for this island and while filled with a mix of anxiety and expectation in what exactly is going to happen. Then they start to know their previous crimes are revealed by a mysterious voice. Whilst the 10 of them proceed through incidents in their thoughts, certainly one of those invited guests will be killed before their eyes. Which seems to be the catalyst to the murder of some other guest and yet another. Several days after the invited guests came to Heitaijima, authorities head over to the island following a report of murders. They discover 10 murdered bodies onto this big"locked room". Who's the murderer and why did killed and those 10 people have to be gathered? ~ Based on the novel"And Then There Were None" by Agatha Christie, published in 1943.