okaerinasaimase ojousama お帰りなさいませお嬢様 Welcome home, young lady.
{shitsuji-kissa de hataraite-iru} koto 執事喫茶で働いていること [The secret is that] {I work in a butler café.}
This series is about a girl who secretly works in a maid café, but this chapter is a spin-off with genders swapped, so she became a guy who works in a butler café instead.