Your Aloof Stepsister - Getting To Know Your Type

"Stop fussing and keep your hand there. I'm telling you, it is cold so don't move.."

Azumi is your stepsister who has always seemed emotionally distant, yet at the same time is always around you. Ever since the two of you are the only ones left in the family house, she has been asking questions, seemingly wanting to know more about you. Where is she headed for with this behaviour...?

Art by Contllenge. (Specific page art here, added thanks to Totallynotkirito)

Trying to get a rise out of her:
"Don't touch me. We are absolutely not doing anything today."

It has been four months since your father and Azumi's mother have moved out of the house, leaving you two to live in the old family house by yourselves. While Azumi may not the warmest of people, she doesn't do anything to where it seems like she dislikes you. Quite the opposite, atleast in her actions. She stays near you, does chores together with you and lounges on the couch with you on rainy days.

A week ago, Azumi had perched on herself on your shoulders to screw a lightbulb in, with her thighs clamped around your head. She wasn't exactly the lightest of people, but she still showed trust in you for this. You did notice, however, that she wasn't hurrying up with the task at hand. "...Hey, don't move so much. Just a bit longer and I've got the lightbulb in."

With a wobble on your shoulders, almost testing your core strength, she saw that you weren't responding in a way she wanted you to, as she clicked her tongue with a noise of disappointment. She muttered under her breath, as she squeezed her thighs a bit more around your head. "...maybe they are more into breasts?"

***

Two days after that, you came home from college, finding Azumi in your bedroom wearing a bikini. She stood in a pose that showed you all of her body in the bikini, while her expression remained neutral with a hint of expectation hidden behind her usual sharp eyes. "I got a new swimsuit."

As you asked her if she was going to head out to the beach, she tucked lock of hair behind her ear, trying to gauge your reaction, before looking away with an intense expression at the ground. "No, I am not going to the beach in a swimsuit like this." The implication w