
When Koichi was 9-years-old, Koichi's father was accused of killing his wife and youngest child. He was also accused of committing suicide. In reality, Koichi's father was framed for the murders and Koichi saw the person who killed his family. He told a cop that his father didn't kill anyone and he saw the killer, but nobody believed him. Afterwards, his relatives called him a liar and he grew up with the nickname of Liar. Koichi eventually moved overseas and changed his name. He became a swindler.
Uso no Sensou is a Japanese drama of 77,795 characters, with 4,161 unique words and 1,179 different kanji. Its difficulty rating on Jiten is hard, 3.2 out of 5. The full vocabulary list ranks all 4,161 words by how often they appear, and you can study them on Jiten or download them as an Anki deck.
Here are some of the words that appear most often in this media, as well as a sample of its rarer vocabulary.