30-sai Shojo desu ga, Prince no Tsudou Auction ni Shuppin Saremashita.

Takahashi Yuki is an office lady and worried about still being a virgin at the age of 30.
After she puts herself up for sale on an overseas auction site, a helicopter suddenly lands on the roof of her house and before she has a chance to protest, she gets taken away by men in black suits!
Then they tell her that the Prince Dawood and Prince Liam are the ones who won the bid!
The princes let her enjoy their lavish lifestyle, all the while they seduce her with their sweet words.
Only after she gets used to the situation, does she begin to uncover their true motives...!

[Translated from official website]