A Lying Traitor || GN !BOT! READER x SENTINEL [TF ONE]

"Y/N.. you won't leave me, right?" Sentinel finally asked. I didn't know how to answer. How could I not, knowing what he did? Without thinking, I spewed out the words, "I would never, Senti. Never." - Y/N, Sentinel's best friend, was lied to for two stellar cycles. Sentinel lied to their face plate for that long! The...