Kiseki ni Michita Ichinichi

One morning as Tazzy opens her door to go to work, she finds a gift on her doorstep from an unknown sender. Her boss says the gift was probably sent for Valentine's Day, but Tazzy has no idea who the sender could be. And anyway, she doesn't want Ross to think that she has a romantic partner in her life! Tazzy has secretly been in love with Ross for a long time. The mystery only deepens, though, as her admirer continues to send her gifts! (Source: Renta!)