This tag is used if the setting of the story is current or nearly-current Earth. Contrast futuristic setting, Ancient Times, Ancient China.
Takeo dreams of becoming a Martial Arts Master, and beating his high school bully. Enter: a mysterious master, who offers to give him an Ancient Art, and take him as a disciple. Takeo: … eh? Why is this ancient art book full of porn? And what’s this? The techniques only work on women above the age of 30? What the fuck is this?