They find Dongwoo.

"Dongwoo hyung!" Hoya shout.

"Where is him?" Sungyeol said.

Then, Sungjong found a letter.

They read it.

Dear three member of Infinite,

Are you worried about your friend?

Of course you are worried.

Dongwoo is in a room.

Go to the room beside the stair.

               Sincerely,

          ANONYMOUS

"That Anonymous is crazy." Hoya said.

"Let's go to that room." Sungyeol said.

They entered the room and saw a cage hanging.

"Dongwoo hyung!" Sungjong said.

"HELP!" Dongwoo said.

Under the cage is an old well.

"The cage in hanging because the rope." Hoya said.

They go to the rope to save Dongwoo.

The rope is locked with a password.

They saw a letter and read it.

Dear three member of Infinite,

You need to solve the password to save your friend.

You have 5 minutes.

If you fail, your friend will fall into the well.

                             Sincerely,

                      ANONYMOUS

"We need to hurry." Hoya said.

"Okay." Sungyeol said.

The rope is locked by a lock with password.

"Try 1234." Sungjong said.

"It's wrong." Sungyeol said.

After 5 minutes, the cage fall into the well.

They pulled the rope.

But Dongwoo is die because he is sunk in the well.

"NO!" Hoya said.