Capturing an exciting and cohesive live performance at Krakow's Alchemia club, documenting the first duo encounter between Chicago reedist Ken Vandermark and UK bassist Barry Guy, in nine spontaneous duets and soliloquies; Guy's dynamic bass explorations and Vandermark's versatility converge in an inspired interplay of rhythmic energy, textural innovation, and lyrical intensity.

Two days of concerts in 2018 at Alchemia Club, in Krakow, Poland and a recording at Radio Krakow the next day from English composer, band leader and a bass player Barry Guy, in varying configurations at Alchemia of duos & trios with some of Europe & The UK's leading improvisers, culminating in an 11-piece ensemble at Radio Krakow performing the large work "For To End Yet Again".

Recorded at a concert in London, September 1984, this supersession brings AMM stalwarts Keith Rowe and Eddie Prevost together with saxophonist Evan Parker and bassist Barry Guy for an amazingly diverse and cohesive long improvisation.