CRX id
lcmhmdpacgkgfiddoimbolbcgoadebnf
lcmhmdpacgkgfiddoimbolbcgoadebnf
Description from extension meta
ある書籍をそれぞれでの数字です。 の数に見られないのはあまりごとです。 フィン
Image from store
Description from store
There are three books and each of it has numbers on it. Look for the number which is not seen to the other, there's one for every book. Find those number before the time runs out.