Er, I translated this one without noticing the parent post was translated already. I blame the "translation_request" tag.
Onee-chan ♥Well then, they must be Senne's.Then just whose are...Egh?!Those are your mother's...So Senne's love for sexy underwear is in her blood...?Sexy underwear!?Those aren't mine.UmmmWhat's that?Senne SenkaHaha~hYes...Mooooooom!!