Pimsleur Approach French I Gold Edition 16 CD 30 Lesson French 1 Disc #5 Missing

Up for sale is a good pre-owned set of the Pimsleur Approach, French I, Gold Edition featuring 15 out of the 16 CDs, containing 28 out of the 30 French lessons/readings. The discs appear to be in good condition; everything seems to be as it should other than Disc #5 missing.