The guards were probably connected with the reason Kinari was acting so timid.
These guards must be following someone's order to keep Kinari in check. But she was also demanding to let Aki go when Kinari should be hating Aki.
Joshua was silent as well even though just a while ago he killed someone. There is a boundary to get whom Joshua can get involved with.
"If that was so, am I the reason Joshua is not getting involved?!" Aki stayed standing quietly lost in his thoughts.
She is an expert in creating illusions but she is applying them. Aki could guess what the reason might possibly be.
'Isn't he the child of Sora? You are, aren't you?!' The guard, stepping back a step, stops in front of Aki and says, 'Ah! He is that child. Look at his eyes. Just like her eyes.'
'What is he doing here with them?' Another one came and examined Aki head to toe.