What are the events that lead to climax (lifting action) in dork diaries book 9

Nikki and Brandon are avoiding each other and no longer have a friendship because Mackenzie took the letter and but it in Nikki locker too late

Since Mackenzie took the letter from Nikki's locker, Nikki and Brandon are ignoring each other and no longer have a relationship.

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it is the boston port act

answer; specific deterrence;