If you really like what Chiaki J. Konaka has done in Serial Experiment Lain, you should check out Malice@Doll
"I am a doll and I will give you a kiss"
It's about a robot girl named Malice. In this show only robots are left because humans went extinct but our girl randomly becomes human.
It's got post apocaliptic stuff, lesbians, trauma flashbacks so well executed that you get shivers up your spine, religious stuff and so, so much more that I can't tell you because it is a spolier