Pyar Ka Dard Hai Meetha Meetha Pyara Pyara

The groom's mother finds a letter in the box of mangoes, which says that Kaira takes drugs. Everyone thinks that Pankhuri wanted to malign Kaira. She defends herself, claiming that Manan is behind the letter, and when Kaira refuses to believe her, she tells her that Manan lied about his UK citizenship. Will Pankhuri prove her claims?