He might be polite but a bit guarded at first.
Keith could start off being a bit formal in his interactions. However, as he spends more time with Lance's family, he might open up more. He could share stories about his own experiences in the Voltron team, which would help him connect with them on a deeper level.
In this fanfiction, Keith's interaction with Lance's family would likely be complex. Given his somewhat introverted nature, he might struggle to find his footing at first. But as he gets to know them, he could show his caring side. For instance, if Lance has younger siblings, Keith might be protective of them. He may also be interested in learning about Lance's family traditions and participate in them, albeit a bit awkwardly at the start. This interaction could also help Keith better understand Lance's values and motivations, which in turn could enhance their teamwork in the Voltron missions.
Lance's family might be really welcoming. They could see that Keith is an important part of Lance's life and embrace him right away.
In this fanfiction, Keith might initially feel out of place when meeting Lance's family. He could be a bit shy or reserved at first.
A lot of the fanfictions about their kiss also explore the reactions of the other characters in the Voltron team. Some might be supportive, while others could be initially shocked or confused. The kiss can also be a symbol of a new era in the team's dynamics, as Keith and Lance's relationship changes. It can lead to interesting storylines about how the team adapts to this new development.
In this fanfiction, perhaps Keith would be really nervous at first. He might worry about making a good impression on Lance's family. Maybe he'd bring a small but meaningful gift, like a flower from his home planet.
Obviously, Keith and Lance are main characters. Keith is the one going to meet Lance's family.
They might have all sorts of adventures. Maybe they go on a family fishing trip and Keith has to learn how to bait a hook, which he's never done before. And Lance's family could be showing Keith all the local hidden gems in their town.
One common theme is the overcoming of internal barriers. Both Keith and Lance have their own insecurities and issues that they need to deal with before getting to the point of a kiss. Another theme is the exploration of their different personalities coming together. Keith's more brooding nature and Lance's more outgoing personality can create interesting dynamics in the lead - up to the kiss.
One common theme is friendship. Their relationship often starts as a rivalry but gradually turns into a deep friendship in many fanfictions. For example, in stories like 'From Rivals to Allies', their journey of understanding and supporting each other is the central focus.
Teamwork is also a big theme. In many fanfictions, they have to work together as part of a team and their relationship is strengthened through that. And there's the theme of sacrifice, where they might be willing to sacrifice for each other.
One great Shiro, Lance and Keith fanfic could be 'The Bond Beyond Stars'. It beautifully explores their relationships and how they grow together in the face of challenges. Another one might be 'Allies to Friends'. It delves deep into their individual personalities and how they complement each other. There's also 'Triad of Heroes' which focuses on their teamwork and the emotional bonds that form among them.