Reincarnated as a 15-Year-Old Queen: I’m an Ex-office Worker, but the Young King Is Interested in Me?!

I, Saeki Emi, died of exhaustion when I was 28 years old, but awoke to find myself reincarnated as a 15-year-old queen. Being a queen means that I have a husband? His Majesty, the king? But...turns out he's 17 years old! I thought I'd be pampered and spoiled in this life, but His Majesty knows my si