The idea was originally found in A_Bored_Reader Undertale ideas for stories that hit me like the brick called Reborn! I asked permission to use it. Read the original if you're interested, but it contains quite a few spoilers for this story.
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[Warnings: Argument, manipulation, hurtful words for Dream, secrets and painful truth.]
– Astronomy, Nova, you managed to get your parents to give their blessing to your presence – Aku teasingly welcomed them in front of the tree-house.
– Thanks to Blue, we got the opportunity to help you as neutrals with healing – Astronomy reported with enthusiastic energy.
– And I can return as Astronomy's bodyguard – Nova with a half smile.
– Are you sure you want to become targets? – Aku seriously, caring for his friends.
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– We believe that it will be worth the hardships when the truth is revealed and the world finally accepts your necessity – Astronomy firmly stood by his friend's side.
– Well, we still have time – Aku patted his head gently. – Come and I will introduce you to the new members – he invited them into the tree-house with an encouraging smile. They followed him somewhat hesitantly.
– We were waiting for you – Shard greeted them with a radiant smile.
– You shouldn't have hesitated to stop by our place – Skyflower playfully.
– Well, we didn't want to make the situation more awkward – Astronomy glanced shyly at the stranger who had inherited their disguise and name.
– You don't have to feel bad about us – the hunter cat seriously. – I am Leata, and he is Paw – she introduced herself.
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– We already know each other... – Paw surprised.
– Yes, long time no see – Nova knowing about Aku's letter writing with their former schoolmate.
– It is thanks to Aku that I can be here, he saves me in more ways than one – Paw said with a grateful expression that said a lot. – Beyond gratitude, it means a lot to be part of the team – he added, looking around whit gentle expression.
– We're glad you're here too – Faith smiled and patted his head, her words made the wolf boy happy.
– You both have good skills, I would like to fight with you if it okay for you too? – Nova curiously.