Real Madrid are interested in signing Neymar, with the Brazilian’s future at PSG shrouded in uncertainty.
The 25-year-old only swapped Barcelona for the Parc des Princes in August but, despite scoring 11 goals from 12 games, a move away this summer could be on the cards.
Ronaldo, meanwhile, is supposedly tired of life at the Bernabeu with a departure possibly in the offing come the end of the campaign.
And Spanish outlet Don Balon say the 32-year-old’s desire to leave Real Madrid is down to the club’s pursuit of Neymar.
Ronaldo has always ruled the roost ever since his arrival from Manchester United in 2009.
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Firstly, he fended off Kaka to become talisman of the side, despite the AC Milan legend arriving in the same summer.
Ronaldo’s throne has also come under siege from Gareth Bale, with the Tottenham man still yet to hit the same heights as his team-mate.
And Don Balon say the Portugal international feels threatened by the prospect of Neymar arriving.
It is said he wants a contract extension in order to feel assured he remains the club’s main man.
And, if Real refuse to play ball, then the former Manchester United star could leave for pastures new.
Meanwhile, Neymar last week insisted he IS happy at PSG despite talk over a summer transfer rumbling on.
Real Madrid news: Cristiano Ronaldo is unhappy with the club's desire to sign Neymar
Real Madrid news: Cristiano Ronaldo was recently snapped with Neymar
"I want to ask you to stop creating stories which are not true," he told reporters.
"I want to say what I think. I'm totally realistic and what I don't like is these false stories about me, there is nothing bothering me at my club.
"I'm here because I asked to be here. It's going really well (in Paris), I'm really happy here and motivated. I'm a player who wants to give everything on the pitch.
"What bothers me is everyone creating stories about me, with my coach and with Cavani. These things are not real, it's not true.
"I just want to be happy, I'm not here to make or create trouble with anybody. I know my role on my pitch and I do what my coach asks me to do.
"I had a chat with (team coordinator) Edu and Tite because these things are hurting me, every day there are these stories."