Changin name and sex in rm2k3

ill try t help but iim helping from a rmxp point of view. now i'v never used rpgm2k3 but in rmxp when u put in an event from there is the option to change the hero graphic so u could just have 2 heros pictures (1 male 1 female) and change it depending on the users answer and there is also the change hero name option