A group of individuals receives invitations to an island estate belonging to a wealthy person, where they are housed within a historic home and looked after by formal employees while awaiting their host’s appearance. As time passes, friction develops among them, culminating in a killing that throws everyone into disarray. Each person becomes subject to suspicion, but the florist Barton takes on the role of an amateur detective and attempts to uncover the truth. The layered reasons behind events make for a captivating puzzle, which she ultimately resolves, making for an enjoyable experience from beginning to end.

Source on TMDB