In the morning, 

Xiuchen POV

Chen: *kiss xiumin forehead and off he go out with a nice smell of perfume and smart clothing*

Xiumin: *move abit but still asleep*

Chen: "I love you"

Chen close the door and when down and saw eveyone is awake looking at him. 

Everyone POV

Chen: "If xiumin find me please say you dont know ^_^"

Suho: "Where are you going?"

Chen: "Going out ~"

Maru: "Can i follow?"

Chen: "Hmm.. Let me think first.."

Maru: *run to chen and pull his pants cutely* "Please ~~ i already bath and eat breakfast :("

Baekhyun: "Maru-yah you are suppose to be with us today.."

Chen: "Nevermind i'll bring maru along ^^"

Kai: "Whats with the good mood chen?"

Kyungsoo: *when to kitchen and bring knife and point at chen* "ARE you meeting a girl or a boy or a gay or a lesbian?!"

Kai: "wow ow wow, kyungsoo baby maru is here, control babe"

Maru: "Dont kill chen hyung please!!"

Kyungsoo: "You better dont cheat behind xiumin back or this knife will be in your "

Kris: "He meant it bro."

Chen: "Of course i will not.. hah.. Come on maru change clothes quick and we go ~"

Maru: "I dont know what clothes to wear"

Chen: "Chanyeol-ah can you help pack maru bag for me im finding his clothes.."

Chanyeol: "okay...."

Chen found the clothes that he wants maru to wear which is what chen is wearing too.

Chen: "Perfect! Maru pali come here."

Maru: "yeh.."

Maru wore this with chen, 

Chen: *grab the bag from chanyeol and wave bye to everyone carry maru in hurry* "Lets go maru-yah ~"

Maru: "Where are we going wearing this?"

Chen: "You will know later okay ^^ now manager hyung is downstairs waiting :P"

Maru: "Okay ^_^"

Around 11.40am,

Xiumin POV

Xiumin: *wake up and look around* "his gone again.."

Xiumin then bath and when downstairs everyone is looking at him with worry.

Xiumin: "What?"

Lay: "Yah did you and chen fight?"

Xiumin: "fight? Who say? o.o?"

Tao: "where were you two when all of us is at dorm yesterday?"

Xiumin: "Whats with this serious aura?"

Sehun: "Hyung dont change topic answer us.."

Xiumin: "I went to ramyun shop and eat ramyun of course.. why?"

Luhan: "Right xiumin told me that yesterday.."

Xiumin: "See im not lying ^_^"

Kyungsoo: "Then why is chen not with you yesterday?"

Xiumin: *when to the dinig room and take the breakfast* "I dont know where he go and im lazy to find him"

Kris: "You sure you didnt fight with him?"

Xiumin: "ya.. oh right, do you guys know where's chen?"

Chanyeol: "He went out with maru."

Baekhyun: "We dont know."

Xiumin: "huh? Soo you all dont know but you know he went out with maru.."

Chanyeol: "Maru isnt with us, he followed chen and we dont know where he heading to."

Xiumin: "oh.. hmm, thats weird, his been missing for 2 days.. nevermind ^_^"

Lay: "what nevermind? You dont want to find them? Plus i saw chen wearing smart hot clothing, same goes as maru"

Xiumin: *choke on the drink* "w--what?!"

Suho: "Opps.."

Xiumin: "I'll call him."

Xiumin when to the room and bang the door close

Phone convo:

Xiumin called chen 3 times still no answer, 10 missed call still no answer..

End convo:

Xiumin: "Where the did he go? He didnt fking asnwer my call.."

On the other hand, 

Chen created a group chat without xiumin inside, 

Chat convo:

Lay: "why isnt xiumin inside?"

Chen: "Dont add him inside"

Kris: "We cant only you can add him inside"

Chen: "I know ^^"

Sehun: "Hyung xiumin hyung is pretty mad at you now,, PICK UP YOUR FKING CALL!"

Chen: "noppy ~~ shirone~~"

Kyungsoo: "Where are you!? Imma fking find you now!"

Kai: "Yah! chen ill drop my formallity now, where the are you?"

Chen: "Chillax guys. Im creating a fking plan !"

Chanyeol: "What plan?"

Chen: "Are you guys stupid? Today is me and xiumin 2nd anniversary of being relationship pabo!"

Tao: "ohh...."

Chen: "So i need you guys to dress smart like maru and me and go down in 40 minutes time, Dont bring xiumin along and dont tell him anything, We all will wait for you guys."

Luhan: "Paboyah! If we dont tell him how is he going to go there also?"

Chen: "I told manager the plan, he gonna act like he scold xiumin for his wrong doing whihc is nothing at all and punish him by asking him cover his eyes with a mask and tell him that he will be facing a difficult challenge as his punishment and not letting him see until he reach the place.."

Kris: "Okay noted, im already ready with tao"

Suho: "brb imma change now."

Sehun: "eyy hyung thats smart and stupidest plan i ever seen"