I Can't Deny It Anymore

Seishirou Tsugumi: master assassin, Chitoge Kirisaki's guardian...and in love with Raku Ichijo, the one guy that she can't have...or can she? When Seishirou takes a long needed vacation at Chitoge's recommendation, she thinks that she'll be able to escape it all. But from the moment she encounters Raku on the plane there, she knows this vacation will be anything but normal...