What did Madara Uchiha when he was killed?

When Madara was killed , then other throuth his chacra and other energy was gone..

But not..

His chacra was alive , but Madara's body was gone..

Madara's chacra searched for a new body..

He found a body of Obito Uchiha , who was dying...

Obito Uchiha had Sharingan two..

Obito gifted his eye to Kakashi Hatake in death.. , 

then Obito Uchiha had 1 sharingan and , then Madara went to Obito's body..

and Madara was born again.. , but he was young in Obito's body..

Now Madara is wearing a mask , what is orange color..

Madara trying to plan something..