After having secured a 3-2 away win in Male, Bengaluru FC will look to seal qualification in the group stages of the continental tournament at the Sree Kanteerava Stadium tomorrow.
"Tomorrow will be one of the toughest games we will play through this season. We need to focus on doing our job," Roca said at the pre-match press conference.
With the side also making the playoffs of Indian Super League, Roca admitted that it's difficult to play two tournaments simultaneously.
Roca is wary of the threat the Maldives side could pose.
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"I'm not going to talk about changing squads and the group stages because I have a lot of respect for my opponents. Maybe I can talk about this in two days.
"I trust my squad a lot. The boys who played in Maldives have proved what they bring to this team. It's a great opportunity for others in the squad to rise to the occasion."
"Khabra has a personal issue and will not be available for tomorrow. I am confident everything will be alright with him soon and he will return to training.