Pedzisa mutsara unotevera: Akazvarwa muChâteaubriant, Loire-Inférieure (zvino Loire-Atlantique), France, Chaplais akadzidza paCollège Saint-Sauveur muRedon uye paUniversity of Rennes, kwaakadzidza Mutemo uye Classics, nechinangwa chokuva gweta rezvidzidzo. Dzidzo yake yakambovhiringidzwa neHondo Yenyika II, panguva iyo akashanda muuto reFrance kusvika paakazoenda kuFrance.
Kuregedzana muna 1940. Chaplais, nhengo yeFrench Resistance, akabatwa neGestapo ndokuendeswa kuBuchenwald. Nokuda kwemabasa ake munguva yehondo akagamuchira "Médaille de la Résistance".