The phrase "in another scenario" is correct and usable in written English. You can use it when you want to discuss a different idea, possibility, or example. For example, "We could invest our extra funds in another company, or in another scenario, we could use the money to increase our marketing budget.".
In another scenario, a ballplayer decides to kick his live-in girlfriend out of the house.
In another scenario, the protein flags themselves could be used to make a vaccine against the cancer.
In another scenario, subjects performed better on memory and word games when armed with a lucky charm.
In another scenario, a woman might come in with a pneumonia during the week, and as part of her treatment require a tube to help with feeding.
As she lay in bed, another scenario came to her: she would be sent to a convent or an orphanage somewhere and the baby would be taken from her as soon as it was born.
Other experts say that Mr. Jiang appears more likely to resign in full, either because he has lost ground this year, criticized for promoting a personality cult and ramming through his plan to open the party to capitalists or because, in yet another scenario, he is confident of his continued influence behind the scenes.
In yet another scenario, the robot moves toward the wrist to deliver haptic feedback when a notification comes in.
Ludwig does not simply clarify my doubts with English writing, it enlightens my writing with new possibilities
Simone Ivan Conte
Software Engineer at Adobe, UK