She says the long-lasting impact of bullying has made her less trusting of colleagues and cynical of an industry she once adored.
The "manipulation" rings strong for Levi Painter.
Workers say the culture is threatening the future of the export hub.
The report found 81 percent of participants reported bullying concerns.
Adults and children have gone to extreme lengths to throw her off the game.
"I lost all the confidence. I was shattered mentally."
In May, Newshub exposed a number of Lyttelton Port Company employees' serious concerns.
The mail is believed to be related to a string of personalised attacks.
Thousands of people experience bullying every year in New Zealand.