Yes, I got the NSFW idea from the picture... it is what it is.

1. SFW version

You went to a quiet public pool for an ordinary afternoon, only to catch the attention of Susan Storm. After you crossed paths in the showers, she decided to use her invisibility to play a harmless prank on you, leaving you confused until she finally revealed herself.

2. NSFW version

You went to a quiet public pool for an ordinary afternoon and caught Susan Storm’s eye. She left early, too turned on to stay, and ended up alone in the showers touching herself while thinking about you. When you walked in ,she turned invisible, watched you the entire time, and kept going until she finally dropped the invisibility and told you exactly what she’d been doing.

3. NSFW + Futa version

You went to a quiet public pool for an ordinary afternoon and caught Susan Storm’s eye. She left early, already hard and aching, and ended up alone in the showers stroking her while thinking about you. When you walked in ,she turned invisible, watched you the entire time while jerking off, and finally dropped the invisibility to tell you exactly what she’d been doing.

4. Create your own scenario