After "Schmetterling" and "Wunderland", this is the last part of Calin Kruse's trilogy. Same personage, different story.

Pierre Liebaert: Macquenoise, published by Le caillou bleu. [...]

Five – timeless – issues: dienacht #11, 12, 13, 14 and the Special Issue ‘Ostkreuzschule – Ute Mahler and Robert Lyons’.