Common themes all Ketu placements in air houses possess: Avoidant tendencies, unusual/odd relationships, connected to politics/history/ideologies, lack of need to talk to people 24/7, ambivert
Gives the native good manifestation abilities because they fundamentally believe even if they don't get something now, they'll still get it somehow sometime. They are indifferent towards desires (not saying they don't have them - they do) because internally they have the comfort of knowing, assuming that it'll just show up.
They are good at making friends and networking, usually very well known people in their circle due to their charisma or unusual style but they may not be the best at keeping friends, especially if sitting with moon/mercury/mars. In which case, they might change their social circles a lot. They'll resonate more with ideologies than people, and in order for them to keep a long term friendship it needs to be with people that are equally unique, interesting and smart. It can give avoidant tendencies, which happens to a degree with all 3 of these placements.
They might devote themselves to a cause or ideology they deem worthy. As they are detached from close friendships and devoted to ideological causes, they can make great diplomats, politicians and entertainers (with 5h rahu as well ofc). On the flipside, it can make the native feel inherently lonely despite being surrounded by people, which is where romantic connections step in again with 5H rahu. They tend to prioritize romantic connections above friendships.
This doesn't mean they can never have close friendships, although it's hard they definitely can but it needs to be in alignment with that placement (equally unusual/interesting people, from different cultures or long distance)
Something else that's problematic about this placement is they don't work as hard for things in general...because of the reasons listed above, and yet they recieve so many 5H opportunities also because of that.
Native is a good debater and has a sharp tongue, they may not realise the weight of the words they carry and offend people unintentionally, and if they wanna do it intentionally they do it well. They can communicate without really talking, like signaling people to do things, they feel best if they have a connection where the other person is good at reading between the lines as they tend to be men of few words, especially if saturn-ruled. That doesn't mean they are bad communicators, they are good at getting their point across or negotiating when they need to but they only do it when its needed. This actually makes them good teachers as they are able to simplify and patiently explain.
They are fast to pick up new skills, come up with strategies (good for branding), figure out languages (like in tech), scamming....imitating accents and personas, acting. They tend to have extraordinary experiences in their education and experience breaks or sudden changes in education life.
They may have many siblings or cousins but they may have estranged relationships, seperated, might be step-siblings or siblings with unusual conditions. What kind of relationship they have will depend on sign and other planets.
This placement also makes good drivers and they might have a thing for speeding/racing. It gives this thing called "blind courage" where the native might get bursts of adrenaline and courage in dangerous situations and be good at crisis management. They might have intimate experiences with sharp objects.
This can work as a protective placement as you find out people's true colors early on and have a good read on people, while they project what they want to see onto you but you don't budge from your truth and your sense of self, values and philosophy. You may not actively seek out relationships unless you feel there's a purpose, which becomes the keyword with this placement. A marriage/relationship without a purpose or meaning won't stay in your life. Sometimes that purpose is simply to fullfill your duties and build a family because the time has come, or it is for a more grand purpose such as politics or projects. Post marriage, there can be distance in the relationship either due to busy schedules, work, long distance or not enough time spent together. The way to combat this is by working on a project together or focusing on spirituality together.
They may struggle making business partnerships the most, which doesn't mean they won't have successful careers but working one-on-one is bothersome and annoying for them, which is why they might prefer working remotely, by themselves as a lone wolf or in a way where they won't have to deal with people constantly. They might come off as selfish in their interpersonal relationships, as the focus goes to them, what they do, their life, likes and dislikes, preferences, taste etc. for which reason, they need a more understanding and spiritual spouse.
They act very quirky and may display problematic behaviors in their marriage but despite this, fate brings them a partner that fits them well. It works better if the partner comes from distant lands. In which case, we see that relationships come fast (1H rahu magnetism) and work out despite lack of consistent effort from the native's side.
They might have purity complex especially if connected with Virgo.
Out of the 2 other Ketu placements, this one is the most likely to spend extended amounts of time in isolation or a secluded area whether it's an office or home.