I'm The Heroic Knight Of An Intergalactic Empire! Light Novel vol 5 back

HOLDING DOWN THE FORTAboard the Melea, Emma’s got her nose to the grindstone—but when her diligence is recognized with a promotion, she’s told to put her work there on hold. She’s got to complete the training for senior officers, so she’ll need to head back to House Banfield’s home planet of Hydra!On Hydra, the lord of House Banfield—Emma's longtime role model—has gone missing. Naturally, that encourages those working against him. It starts to seem like House Banfield will have to actively stave off foes, and Emma is put in charge of those defensive measures! When and if House Banfield’s lord reappears on Hydra, will he discover his domain unscathed thanks to a heroic knight—or will Emma's chance to shine devolve into disgrace?!