An accident at a museum endows 16-year old Momomiya with the DNA of wildcats. Her new powers are put to the use when she is asked to join a secret group and is given the task of protecting the Earth from an unseen enemy.

In volume two, we get to see the characters expand on their personalities and see more in depth coverage on the Ichigo and Masaya romance. We are also intoduced to the alien race via a character named Kish, who just happens to enjoy flirting with Ichigo and being a general pest. We now get a better picture on what our enemy looks and acts like.

The girls are on a quest to discover the Mew Aqua, a powerful element that can purify anything contaminated. While it maybe all work and no play, the group finally gets some downtime by going on a cruise that Ryou, the girls' mentor/boss, is holding. But trouble is never far away as Kish, leader of the alien race, crashes the party. Meanwhile, Ichigo continues her troubles with Masaya, her crush. Does he know about her secret identity or not?

Ichigo is on a date with Masaya when Kish shows up and attacks them! Ichigo transforms...and Masaya learns her secret!

In this installment, the Mew Mews must contend with a dome of Doom that has covered Toko, and threatens to destroy all of its inhabitants. Masaya, Blue Knight, turns into Deep Blue...and turns agait the Mews!

The crime-fighting crew is back once and for all to save Tokyo from utter destruction! Find out in this last exciting volume if the gutsy girls can reclaim their beloved city. When super villain Deep Blue reveals a shocking secret, will Ichigo give up her life to save her one and only true love? Don't miss out on the party of the century when the Mew Mews throw a big bash to celebrate Masaya and Ichigo's pledge of eternal love!