The education goal the class is smoother speaking. Speaking is a skill. Skills are improved by repetitive practice.
The result is your speaking will improve 50%. And when speaking improves, all things English improves. Simple.
Including TOEIC, TOEFL, and IELTS tests.
After week 4 everything repeats
There's no more instructions or teacher talking. You do it again, better, with new topics and new partners.