Hesse's work is predominantly monochrome and based on simple progressions or repetitions. This is one of a series of drawings on graph paper that she began to make in 1966, filling the tiny squares with single circles. The apparently limited formula yields unexpectedly non-mechanical and lightly textured drawings.
Inspired by a true story, Invincible recounts the last 48 hours in the life of Marc-Antoine Bernier, a 14-year-old boy on a desperate quest for freedom.