Some people chase mysteries. Mika Takahashi seems to attract them. Sixteen year old Mika has an eye for clues no one else notices, and when a simple school theft spirals into a dangerous conspiracy hidden beneath Portland's rain soaked streets, she is determined to uncover the truth. The only problem? Her infuriatingly brilliant next door neighbor, Ashton Becker, insists on getting involved. As secrets unravel and rivals become reluctant allies, Mika discovers that solving the case may be easier than solving her feelings. After all, in Portland, every mystery begins with the rain.