Due to the complete lack of available information regarding the film's plot, characters, or themes, it is not possible to assess the portrayal of LGBTQ+ characters or themes. An evaluation of the net impact cannot be made.

There is insufficient information available regarding the plot or characters of 'Ret, 2015' to assess its portrayal of transsexual individuals or themes. Without details on character arcs or story plots, a determination of positive, negative, or neutral impact cannot be made, as no specific examples can be cited.

The movie does not contain any action or adventure elements.

Without information on source material, previous adaptations, or historical context for 'Ret, 2015,' it is impossible to determine if any characters were established with a different gender prior to this film's portrayal.

There is no information provided regarding source material, prior adaptations, or historical figures for the film "Ret, 2015." Without a baseline for character races, it is impossible to determine if any race swaps occurred.