Forced! NTR Dungeon - Female Knight Rihanna by Hyohei no Jagardan

The main character, the female knight Rihanna, goes to investigate the ruins.
She is accidentally transferred to a place with her helper, Sao Yak, during her investigation.
It was a dungeon where H was forcibly required to escape.

Sao Yak decides to defeat Rihanna and the ship on the way!
Use that trick to blame Rihanna.

Will Rihanna be defeated ...?