Why this mother and 15-year-old son became father and daughter

One family has redefined their lives together as one parent and one child have transitioned to different genders.

See also: Wheelchair-bound student walks across stage to collect Masters

See also: Woman who lost 13 stone shows off excess skin

Corey Maison, 15, who loves mascara and lip gloss, was born male. Corey started taking puberty blockers at 11 to stop facial hair growth and the deepening of his voice.

She is one of five children and her mother, born Erica, never felt comfortable in her female body.

Erica, now Eric, began his transition with a short haircut. Now the former mother and son are father and daughter. Find out more in the video above.