This is on the true love buff that is supposed to be 300% on the bookbinder for 18 hours. Its applying as 200% and when applied you cannot close the bookbinder window. Sugar (200%) generates a Tomb in 4 hours. True Love generates a Tomb in 4 hours.
Also the buff icon covers the vast majority of the X. There is only a TINY spot to find the X.
Sanadar