sentences:  Thai pop culture influences come from illustrator Hem Vejakorn, who wrote a series of 10-satang graphic novel ghost stories in the 1930s and '40s.The reference was so striking that the Barom Khru Foundation, which claims to supervise Hem's works, issued a statement warning Five Star Production to not violate the copyright of Hem's work.However, Wisit said the film was not an adaptation of any of Hem's works but was generally inspired by Hem's style.