Prologue
74.5%
Start your step-sister home adventure.
Alone With my StepSister Achievements
27 achievements
All-In
89.4%
Reach Lewd Level 5.
Eyes Everywhere
97.7%
Trigger any voyeur scene once.
Completionist
40.1%
Unlock every gallery CG.
Cheat Codes
12.2%
Activate the cheat console.
Steamy Surprise
64.2%
Finish the bathroom mini-event.
Power Nap
53.0%
Finish the couch mini-event.
Zen Interrupted
49.4%
Finish the meditation mini-event.
Spin Cycle
39.0%
Finish the laundry mini-event.
Caught in the Act
55.1%
Finish the bedroom self-care mini-event.
Midnight Snack
51.8%
Finish the fridge mini-event.
Sweet Dreams
82.8%
Finish the sleep-over mini-event.
Room Service
57.8%
Finish the undressing mini-event.
Deep Breath
60.7%
First mouth-only service.
Pillow Talk
58.6%
First chest play.
Helping Hand
52.7%
First manual hand service.
Tiptoe Tease
52.4%
First foot play.
Seat Reserved
60.5%
First back cheeks play.
Double Feature
66.2%
First Standing 69 session.
Front-Row View
65.4%
First face-sit scene.
Mission Complete
56.2%
Missionary unlocked.
Heel Turn
60.5%
Doggy unlocked.
Rodeo Start
60.7%
Cowgirl unlocked.
Midnight Spooning
61.5%
Spooning unlocked.
Show of Strength
67.9%
Full-Nelson unlocked.
Reverse Rodeo
59.0%
Reverse-Cowgirl unlocked.
Balance Act
66.8%
Suspended Congress unlocked.