The Tyrant's Only Sister

“Ugh, I wish I had a younger brother like you.” Phoebe sighed dramatically, then her eyes lit up. “Wait, Sloane and I are the same age. Why don't you just consider me your sister too? Let me experience what it's like to be an older sister for once!”

Gareth gave her a deadpan look, as if questioning her sanity. “You want to be my sister? Could you carry me on your back for nearly three kilometers t