Title: Human Nature
Author: 
beating_tattoo
Characters: Ianto Jones, Jack Harkness, Toshiko Sato, Owen Harper, Gwen Cooper, Andy Davidson, The Doctor and various other characters of both fandoms mentioned.
Warnings: I watched BTVS season 5 and I incorporated the main plot into this, so don’t be surprised when you see it. Slash...well Pre-Slash for now, eventual m/m pairing, adult themes.
Disclaimer: I don’t own TW, DW or BTVS and I’m not making any money out of this.
Rating: Ranging from PG to NC-17
Summary: “Energy can never be created or destroyed.” – The conservation of energy.
( Chapter 1a )
( Chapter 1b )