Nelson discovered that his son had died of a drug overdose. The death of his son dealt a heavy blow to Nelson's marriage, and his wife left him. Believing that his son never takes drugs, he investigated and found that his son was accidentally killed by the drug lord Trevor. In the process of searching for the Vikings, Nelson killed the people involved and went down the waterfall one by one. Viking suspects that the hostile Indian family killed his subordinates, and the two organizations fight for territory, and the Indian son is killed. Nelson kidnapped the Viking son.
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