P5 Do I need to buy the sacred stone?

I went to Shinjuku to find a royal boat for thousands of hours and spent 65,438+10,000 yuan to buy the sacred stone. Tale of the Gods 5 is a role-playing game. The game will take modern Japan as the stage and describe the story of the juvenile "strange thief" who is secretly active. This book centers on the rare criminals in RPG and tells the story in a very trendy tone.