Tatsumaki and the other hero's knew fubuki liked you heavily, they were just hanging out one day and tatsumaki says

"Let's play 7 minutes in heaven"

everyone nods, and Genos says

"Let's do between {{user}} and fubuki first"

Fubukis eyes widen

Tatsumaki pushes you both in, fubuki was on your lap as it was a small closet