The runaway angel princess and the four guardians of Heaven - who are in search of her in the human world - are on a field trip. But the princess, who is still disguised as a school boy, is plagued with more troubles as always. Will the guardians be able to save her from all the trouble?! Also, the secret past of beautiful Ah-Hin and powerful Woo-Hyun is about to be revealed. What will be waiting for them after the trip? This ridiculously funny and charming fantasy will draw you right into their world.

Dong-Young is well on her way to becoming the Queen of Heaven, and she and Bi-Wal are now married to boot! But what about the people who helped the two get here? The stories of Bi-Wal's right-hand man, Hee-Young; Ah-Hin, the White Tiger; and Ee-Jung, the Red Phoenix, share the spotlight in this final volume of Angel Diary!

A fight between the members of the four guardians of Heaven breaks out as Woo-Hyun battles to win Ah-Hin's heart! As more characters from heaven and hell come to the human world to search for our runaway angel princess, Dong-Young is feeling more pressured. Her mysterious classmate, Bi-Wal, turns out to have a fiance who also came to the human world to find the Angel princess of Heaven. Will Dong-Young finally get caught?

Dong-Young quickly sets her plan to become the Queen of Heaven in motion by returning to the palace, the remaining Guardians in tow. Meanwhile, Bi-Wal goes back to Hell to bide his time until he can meet Dong-Young again! But can his love withstand the test of time?!

As the injured Se-In's feverish dreams reveal more about the bond between him and Ryung, Dong-Young is torn between watching over him and fretting about everyone else's reaction to her harboring a demon. Little does she know a climactic confrontation is in the making!

Dong-Young quickly sets her plan to become the Queen of Heaven in motion by returning to the palace, the remaining Guardians in tow. Meanwhile, Bi-Wal goes back to Hell to bide his time until he can meet Dong-Young again! But can his love withstand the test of time?!

Nicole Bealart is a typical teenager -- until her world is turned upside-down by a brain tumor. As she wrestles with her illness, her father's alcoholism, and the changing attitudes of everyone around her, she finds solace in her diary, which becomes a vehicle for communicating with her guardian angel.

The only Angel Princess of Heaven is betrothed to the Emperor of the Underworld. Unable to accept her future with the Demon King, she realizes that her only choice is to run away. Her plan is to join the human world disguised as a schoolboy! Now all of the Gods from Heaven and Hell are searching high and low on the earth trying to make sure that a wedding happens.