Detective Charlie Chan helps SFPD solve the many bizarre murders. His clumsy grandson Lee, who's getting married, "helps" him. Is the Dragon Queen behind this?Detective Charlie Chan helps SFPD solve the many bizarre murders. His clumsy grandson Lee, who's getting married, "helps" him. Is the Dragon Queen behind this?Detective Charlie Chan helps SFPD solve the many bizarre murders. His clumsy grandson Lee, who's getting married, "helps" him. Is the Dragon Queen behind this?