The regulars at Cafe Funiculi Funicula are well-acquainted with the whimsically strange ability it grants them to take trips through time - as well as the strict rules involved, including that each traveler must return to the present in the time it takes for their coffee gets cold. In Kawaguchi's previous novels, patrons have been reunited with old flames, made amends with estranged family, and visited loved ones. Now, readers will once again be introduced to a new set of visitors. 'Before the Coffee Gets Cold, 4'