Semi-mountainous 5km through natural trails around Chatzi village, Messenia. Start/Finish: Chatzi central square. Organized by the Cultural Association of Chatzi «Anagennisi» in collaboration with the Municipality of Messini and SAM. Age: 13+ (secondary school students and adults, born 2013 or earlier). Participant limit: 300 total across all distances. Kit pickup: at least 60 min before start. Entry fee €10 includes: technical t-shirt, feed stations, timing chip, medal, post-race recovery with local products. Awards: cup for 1st M/W, medals for 2nd and 3rd. At 20:40 awards ceremony at Chatzi central square, followed at 21:00 by a traditional dinner with local products.