After a cold front passes, the temperature drops sharply.

Zen is a festival ceremony performed by the Chinese emperor.

Through the practice of Zen, I gained peace of mind.

She repaired my jeans using the darning technique.

He was counting money.

That was a certain result.

I have finished reading the complete works of Haruki Murakami.

This product is popular nationwide.

Please infer the content of the blank from the context before and after the sentence.

It's my role to manage the entirety of this project.