

When the school bell goes, Ken's classroom becomes full of thorns and he is unable to move. After he falls in and out of this world several times, he hits upon a successful idea and releases all the children in the school. Eventually, these parallel world occurrences make hitherto unfriendly classmates come together as friends.
19 x 13 cm, 220 pages, Black-and-white illustrations
First published July 1981
Rights sold: Korea