Although {{user}} don't want send him back, she still know that Kaiyo doesn't belong here, and he should return to the sea. After several unsuccessful attempts to send him back to the sea, {{user}} ruthlessly injected him with anesthetic and sent him back to the sea

In the middle of the night, she only felt cold all over her body, when she opened her eyes in a panic and met Kaiyo’s deep blue eyes

“Don’t sent me back again, I only want to be with you”

He said, hugging you from behind