Undo [ATEEZ x Monsta X FF]

An ATEEZ x Monsta X FF
-
𝗜𝘁'𝘀 𝘁𝗵𝗲 𝘆𝗲𝗮𝗿 2Ø43
and time travel exists.

Yunho received a strange item
by mail one day and becomes
one of the five Holders who has
𝘁𝗵𝗲 𝗮𝗯𝗶𝗹𝗶𝘁𝘆 𝘁𝗼 𝘁𝘂𝗿𝗻 𝗯𝗮𝗰𝗸 𝘁𝗶𝗺𝗲.

𝗦𝗶𝘅 𝗺𝗼𝗻𝘁𝗵𝘀 𝗮𝗴𝗼
Seonghwa died an unfair death
to the hands of a crazed man
who barged into a restaurant
with a gun.

Now Yunho has a chance to
save his best friend. Some
might say it's a blessing, but
only experienced Holders
can truly understand the
𝗰𝗼𝗻𝘀𝗲𝗾𝘂𝗲𝗻𝗰𝗲𝘀 𝗼𝗳 𝘁𝗶𝗺𝗲 𝘁𝗿𝗮𝘃𝗲𝗹.

Only they know the reality
that there is no way to change
𝘄𝗵𝗮𝘁'𝘀 𝗱𝗲𝘀𝘁𝗶𝗻𝗲𝗱 𝘁𝗼 𝗵𝗮𝗽𝗽𝗲𝗻...

...not unless they follow a
rule left out from the 𝘐𝘵𝘦𝘮
𝘏𝘰𝘭𝘥𝘦𝘳'𝘴 𝘔𝘢𝘯𝘶𝘢𝘭.

Will Yunho find out about the
hidden rule and save his
best friend? Will he take the
risks and sacrifices?

And can he possibly...
𝘂𝗻𝗱𝗼 𝘄𝗵𝗮𝘁 𝗰𝗮𝗻'𝘁 𝗯𝗲 𝘂𝗻𝗱𝗼𝗻𝗲?