“Yes," Mrs. Jenkins responded with a nod, her expression contemplative.

“Pills with a 90% efficacy can surpass others by a whole level. Even if you refine grade four pills, you might still fall short compared to Maria.

However, what if I were to bestow upon you the coveted grade five pill formula?"

Mrs. Jenkins revealed with a smile.

“Grandma, do you actually possess a grade five pill formula?!"