• Jamie Chung will reprise her role as Mulan in "Once Upon a Time" season 5

Jamie Chung will reprise her role as Mulan in "Once Upon a Time" season 5 (Photo : Reuters )

ABC calls upon loyal and new fans of "Once Upon a Time" show to celebrate the great season 5 premiere even as Jamie Chung reprises her role as Mulan.

Fans should have a keen perspective of the series in the exceptional "Dark Swan Rises: A Once Upon a Time fan Celebration" that will focus on what will happen when Emma Swan (Jennifer Morrison become the Dark One. The special episode will highlight the characters fans love including the great stories that have created a unique zealous fan base, ABC reported.

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During the show, cast members will respond to questions from fans and discuss special moments as voted on by enthusiast. This will give viewers a true perspective as they dish on different characters, relationships and behind-the-scene stories. Furthermore, the special will feature interviews with executive producers Adam Horowitz and Edward Kitsis with unique insights concerning the season fans would not like to miss out.

Meanwhile, Jamie Chung playing Mulan will reprise her role in "Once Upon a Time" season 5.

Last seen in season 3, Mulan worked with Robin Hood's Merry Men, eventually discovering that Princess Aurora (Sarah Bolger) was pregnant of Prince Philip (Julian Morris).

According to E! Online, details about Mulan's multi-episode come back are hidden, although Horowitz teased through Twitter that Mulan will appear in both halves of season 5.

Horowitz also said that the next seventh episode titled "Nimue" translated as "Lady of the Lake" is the name of an episode Mulan appeared in during the second season.

Conventionally, the two executive producers believe that there is always hope for a reunion between Mulan and Aurora, who currently live in Storybrooke.

"Once Upon a Time" season 5 returns on Sept. 27, Sunday on ABC at 8 p.m. ET.