Time is important to us all, but 20-year old Aisiri Diwakar is about to realize that time is not only important, but a part of her very being. A series of unusual events leads her to Ultu Ulla, the base of time travelers from across the world. Here, she discovers that her late grandfather was a time traveler right until he abruptly decided to quit the community in his 30s. Having inherited the time traveling gene, Aisiri is offered a chance to join the community and train and work with other tim