I'm broke, unpopular, and unmotivated. I live a lazy, unfulfilling life. One day, while lounging in bed, I get a notification on my phone... "Your little sister will take care of you 24/7? A lovey-dovey life?" What?! I signed up for "Little Sister Catering"... and yesterday, my little sister, Ruka, a fair-skinned, big-breasted beauty with short hair, actually came to my house. Today, she woke me up with a deep kiss and then started to tease my morning erection...