The Story So Far: Volume One

 was the first part of two three-story Bernice Summerfield full-cast sets to celebrate the twentieth anniversary of the character on Big Finish.

Publisher's summary
One of two three-story Bernice Summerfield full-cast sets released to celebrate the archaeologist and Doctor companion's 20th anniversary.

Even After Happy by James Goss

Bernice Summerfield is a young rebel, living in the grounds of a military Academy. The enemy fleet's looking for them, there are strange lights in the sky, and a terrible new gardener called Wintergreen.

The Grel Invasion of Earth by Jacqueline Rayner

Good Fact: Jason Kane is still in love with Benny!

Additional Fact: He's using the Time Rings to prove it!

Bad Fact: The year is 2150-ish and the Grel have invaded the Earth!

Braxiatel in Love by Simon Guerrier

Irving Braxiatel likes to collect things, and when he gains a fiancee, Bernice Summerfield can't help but be suspicious. What are her mysterious employer's motives? It can't just be love, can it? Nothing on the Braxiatel Collection is ever that simple. Not even love.