Nil'su 13 let, on zhivet s dedushkoy i ne pomnit svoikh roditeley. No odnazhdy on reshayet zabrat'sya na cherdak, khranyashchiy strashnyye tayny. Ili net, postoyte, Nil'su 3 goda! On pomnit i mamu i papu, i pomnit, pochemu oni pogibli, i pochti pomnit ubiytsu... Net, Nil'su 34, on professor Sorbonny, spetsialist po etruskam. A yeshche on spetsialist po zagadkam i lovushkam nashey pamyati. Chtoby razgadat' taynu, sovershenno neobyazatel'no iskat' uliki — nado vsego lish' nayti poteryannuyu zapis' vospominaniy, gde uzhe yest' i vsegda byl otvet. Eta kniga — pervyy detektiv o Nil'se Azare, professore istorii i iskatele zagadok.