When the Top Magic Student and the Top Swordsmanship Student Get Trapped in A CHALLENGE ROOM

Adrian, top of the Swordsmanship Dept., and Celina, top of the Magic Dept. Two proud geniuses who have been fierce rivals since their first day of academy. Now, on the brink of graduation, they decide to settle a dispute over who gives the valedictory speech with a duel. However, before a single blow can be struck, a mysterious spell sweeps them away, trapping the bitter rivals in a suspicious, unknown space...

(Source: Manta)

Note: Part of Metatoon's Sunjeong Danpyeonseon (순정 단편선) Collection.