Don't call it mystery, 4

As the Kariatsumari family feud progresses, a suspect comes to light. Will Shioji and his cousins find out who is pulling the strings? The Kariatsumari, a family with a lot of money, have been fighting over a huge inheritance for numerous generations, and this time the dispute is fierce. With the competition for inheritance advancing, suspicion arises as to who may be pulling the strings. As a result, Shioji and his cousins discover the suspect's true intentions and put an end to the conflict. However, once one adventure ends, a new one always begins. What will be the next case in which Totono will be involved?