The Stranger's Woes (Лабиринты Ехо #2)
"Max Frei" is a pen-name of Svetlana Martynchik. She has created the well-known Echo series. Svetlana Yuryevna Martynchik is a Russian writer and artist.
Martynchik studied at the philological department of Odessa State University, but dropped out without graduating. Martynchik lived in Moscow since 1993 and lives in Vilnius since 2004.
For more details see Wikipedia: Svetlana Martynchik